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Fix vulnerability in QEMU library #3

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4 changes: 2 additions & 2 deletions hw/net/pcnet.c
Original file line number Diff line number Diff line change
Expand Up @@ -1007,14 +1007,14 @@ ssize_t pcnet_receive(NetClientState *nc, const uint8_t *buf, size_t size_)
uint8_t buf1[60];
int remaining;
int crc_err = 0;
int size = size_;
size_t size = size_;

if (CSR_DRX(s) || CSR_STOP(s) || CSR_SPND(s) || !size ||
(CSR_LOOP(s) && !s->looptest)) {
return -1;
}
#ifdef PCNET_DEBUG
printf("pcnet_receive size=%d\n", size);
printf("pcnet_receive size=%zu\n", size);
#endif

/* if too small buffer, then expand it */
Expand Down