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coverity: validate descriptor

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Since this function is called with 'fd == -1', but Coverity can't see
this path can't be visited with this argument, add explicit check for
valid descriptor.
This commit is contained in:
Zdenek Kabelac 2018-03-17 13:53:12 +01:00
parent f331eb1c0d
commit 26c58027fb
1 changed files with 3 additions and 0 deletions
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3
daemons/clvmd/clvmd.c
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@ -1999,6 +1999,9 @@ static int send_message(void *buf, int msglen, const char *csid, int fd,
return clops->cluster_send_message(buf, msglen, csid, errtext);
}
if (fd < 0)
return 0;
/* Make sure it all goes */
for (ptr = 0; ptr < msglen;) {
if ((len = write(fd, (char*)buf + ptr, msglen - ptr)) <= 0) {