Fix compilation warning with 64 bit system #421
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Use %zu and %zd where possible for ssize_t and size_t.
Use PTR_ERR to correctly convert to negative error.
Use universal pointer to support both 32 and 64bit systems.
Fix compilation warning:
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/fwcmd.c: In function 'mwl_fwcmd_get_fw_core_dump':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/fwcmd.c:3608:31: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
3608 | (const void *)((u32)pcmd +
| ^
In file included from ./include/linux/device.h:15,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/device.h:3,
from ./include/linux/dma-mapping.h:7,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/dma-mapping.h:3,
from ./include/linux/skbuff.h:31,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/skbuff.h:3,
from ./include/linux/if_ether.h:19,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/if_ether.h:3,
from ./include/linux/etherdevice.h:20,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/etherdevice.h:3,
from /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:20:
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c: In function 'pcie_tx_init_ndp':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:38: error: format '%d' expects argument of type 'int', but argument 3 has type 'long unsigned int' [-Werror=format=]
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
./include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211/net/cfg80211.h:8828:9: note: in expansion of macro 'dev_err'
8828 | dev_err(&(wiphy)->dev, format, ##args)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:17: note: in expansion of macro 'wiphy_err'
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ^~~~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:67: note: format string is defined here
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ~^
| |
| int
| %ld
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:38: error: format '%d' expects argument of type 'int', but argument 4 has type 'long unsigned int' [-Werror=format=]
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
./include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211/net/cfg80211.h:8828:9: note: in expansion of macro 'dev_err'
8828 | dev_err(&(wiphy)->dev, format, ##args)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:17: note: in expansion of macro 'wiphy_err'
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ^~~~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:71: note: format string is defined here
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ~^
| |
| int
| %ld
CC [M] /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/debugfs.o
In file included from ./include/linux/device.h:15,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/device.h:3,
from ./include/linux/dma-mapping.h:7,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/dma-mapping.h:3,
from ./include/linux/skbuff.h:31,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/skbuff.h:3,
from ./include/linux/if_ether.h:19,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/if_ether.h:3,
from ./include/linux/etherdevice.h:20,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/etherdevice.h:3,
from /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.c:19:
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.c: In function 'pcie_bf_mimo_ctrl_decode':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.c:1325:37: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
1325 | filename, (unsigned int)fp_data);
| ^
./include/linux/dev_printk.h:110:37: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211/net/cfg80211.h:8828:9: note: in expansion of macro 'dev_err'
8828 | dev_err(&(wiphy)->dev, format, ##args)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.c:1324:17: note: in expansion of macro 'wiphy_err'
1324 | wiphy_err(priv->hw->wiphy, "Error opening %s! %x\n",
| ^~~~~~~~~
cc1: all warnings being treated as errors
make[4]: *** [scripts/Makefile.build:289: /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.o] Error 1
make[4]: *** Waiting for unfinished jobs....
cc1: all warnings being treated as errors
make[4]: *** [scripts/Makefile.build:289: /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.o] Error 1
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/debugfs.c: In function 'mwl_debugfs_regrdwr_read':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/debugfs.c:1335:43: error: format '%d' expects argument of type 'int', but argument 4 has type 'ssize_t' {aka 'long int'} [-Werror=format=]
1335 | "error: %d(%u 0x%08x 0x%08x)\n",
| ~^
| |
| int
| %ld
1336 | ret, priv->reg_type, priv->reg_offset,
| ~~~
| |
| ssize_t {aka long int}
cc1: all warnings being treated as errors
Signed-off-by: Christian Marangi <[email protected]>
LGA1150
suggested changes
May 11, 2024
| len += scnprintf(p + len, size - len, | ||
| "wcb_base0 : %x => %8x|%8p|%4d|%d\n", get_hw_spec->wcb_base0, *((unsigned int *)le32_to_cpu(get_hw_spec->wcb_base0)),(void *)*((unsigned int *)le32_to_cpu(get_hw_spec->wcb_base0)),skb_queue_len(&pcie_priv->txq[0]),pcie_priv->fw_desc_cnt[0]); | ||
| len += scnprintf(p + len, size - len, "wcb_base0 : %x => %8x|%8p|%4u|%d\n", | ||
| get_hw_spec->wcb_base0, le32_to_cpu(get_hw_spec->wcb_base0), |
There was a problem hiding this comment.
Maybe you were just trying to fix the "int to pointer cast" warning, but you also changed how this function works.
There was a problem hiding this comment.
Basically. Any suggestions?
| sizeof(struct pcie_tx_ctrl_ndp), | ||
| sizeof(tx_info->driver_data)); | ||
| wiphy_err(hw->wiphy, "driver data is not enough: %zu (%zu)\n", | ||
| sizeof(struct pcie_tx_ctrl_ndp), sizeof(tx_info->driver_data)); |
There was a problem hiding this comment.
sizeof checks can be done at compile time BUILD_BUG_ON
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Use %zu and %zd where possible for ssize_t and size_t. Use PTR_ERR to correctly convert to negative error. Use universal pointer to support both 32 and 64bit systems.
Fix compilation warning:
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/fwcmd.c: In function 'mwl_fwcmd_get_fw_core_dump': /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/fwcmd.c:3608:31: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
3608 | (const void *)((u32)pcmd +
| ^
In file included from ./include/linux/device.h:15,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/device.h:3,
from ./include/linux/dma-mapping.h:7,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/dma-mapping.h:3,
from ./include/linux/skbuff.h:31,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/skbuff.h:3,
from ./include/linux/if_ether.h:19,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/if_ether.h:3,
from ./include/linux/etherdevice.h:20,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/etherdevice.h:3,
from /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:20:
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c: In function 'pcie_tx_init_ndp':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:38: error: format '%d' expects argument of type 'int', but argument 3 has type 'long unsigned int' [-Werror=format=]
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##VA_ARGS);
| ^~~
./include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##VA_ARGS)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211/net/cfg80211.h:8828:9: note: in expansion of macro 'dev_err'
8828 | dev_err(&(wiphy)->dev, format, ##args)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:17: note: in expansion of macro 'wiphy_err'
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ^~~~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:67: note: format string is defined here
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ~^
| |
| int
| %ld
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:38: error: format '%d' expects argument of type 'int', but argument 4 has type 'long unsigned int' [-Werror=format=]
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##VA_ARGS);
| ^~~
./include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##VA_ARGS)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211/net/cfg80211.h:8828:9: note: in expansion of macro 'dev_err'
8828 | dev_err(&(wiphy)->dev, format, ##args)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:17: note: in expansion of macro 'wiphy_err'
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ^~~~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.c:338:71: note: format string is defined here
338 | wiphy_err(hw->wiphy, "driver data is not enough: %d (%d)\n",
| ~^
| |
| int
| %ld
CC [M] /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/debugfs.o
In file included from ./include/linux/device.h:15,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/device.h:3,
from ./include/linux/dma-mapping.h:7,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/dma-mapping.h:3,
from ./include/linux/skbuff.h:31,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/skbuff.h:3,
from ./include/linux/if_ether.h:19,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/if_ether.h:3,
from ./include/linux/etherdevice.h:20,
from /home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211-backport/linux/etherdevice.h:3,
from /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.c:19:
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.c: In function 'pcie_bf_mimo_ctrl_decode':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.c:1325:37: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
1325 | filename, (unsigned int)fp_data);
| ^
./include/linux/dev_printk.h:110:37: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##VA_ARGS);
| ^~~~~~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/staging_dir/target-aarch64_cortex-a53_musl/usr/include/mac80211/net/cfg80211.h:8828:9: note: in expansion of macro 'dev_err'
8828 | dev_err(&(wiphy)->dev, format, ##args)
| ^~~~~~~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.c:1324:17: note: in expansion of macro 'wiphy_err'
1324 | wiphy_err(priv->hw->wiphy, "Error opening %s! %x\n",
| ^~~~~~~~~
cc1: all warnings being treated as errors
make[4]: *** [scripts/Makefile.build:289: /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/tx_ndp.o] Error 1
make[4]: *** Waiting for unfinished jobs....
cc1: all warnings being treated as errors
make[4]: *** [scripts/Makefile.build:289: /home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/hif/pcie/pcie.o] Error 1
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/debugfs.c: In function 'mwl_debugfs_regrdwr_read':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-ipq807x_generic/mwlwifi-2023-04-29-6a436714/debugfs.c:1335:43: error: format '%d' expects argument of type 'int', but argument 4 has type 'ssize_t' {aka 'long int'} [-Werror=format=]
1335 | "error: %d(%u 0x%08x 0x%08x)\n",
| ~^
| |
| int
| %ld
1336 | ret, priv->reg_type, priv->reg_offset,
| ~~~
| |
| ssize_t {aka long int}
cc1: all warnings being treated as errors