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fix out of bounds memory access

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This commit is contained in:
leitner 2021-04-23 08:02:09 +00:00
parent 86e596b870
commit f4cd377378
1 changed files with 6 additions and 1 deletions
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7
io/iob_send.c
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@ -167,7 +167,9 @@ int64 iob_send(int64 s,io_batch* b) {
} }
headers=i; headers=i;
#ifdef HAVE_BSDSENDFILE #ifdef HAVE_BSDSENDFILE
if (e[i].type==FROMFILE) { if (e+i<last && e[i].type==FROMFILE) {
#ifdef DEBUGONLINUX
off_t sbytes; off_t sbytes;
struct sf_hdtr hdr; struct sf_hdtr hdr;
int r; int r;
@ -189,6 +191,9 @@ int64 iob_send(int64 s,io_batch* b) {
} }
} else } else
sent=-3; sent=-3;
#endif // DEBUGONLINUX
} else { } else {
if (headers==1) /* cosmetics for strace */ if (headers==1) /* cosmetics for strace */
sent=write(s,v[0].iov_base,v[0].iov_len); sent=write(s,v[0].iov_base,v[0].iov_len);