Author: cem
Date: Wed Apr 20 02:09:38 2016
New Revision: 298330
URL: https://svnweb.freebsd.org/changeset/base/298330
Log:
kern_rctl: Fix resource leak in error path
Ordinarily, rctl_write_outbuf frees 'sb'. However, if we are in low memory
conditions we skip past the rctl_write_outbuf. In that case, free 'sb'.
Reported by: Coverity
CID: 1338539
Sponsored by: EMC / Isilon Storage Division
Modified:
head/sys/kern/kern_rctl.c
Modified: head/sys/kern/kern_rctl.c
==============================================================================
--- head/sys/kern/kern_rctl.c Wed Apr 20 02:01:45 2016 (r298329)
+++ head/sys/kern/kern_rctl.c Wed Apr 20 02:09:38 2016 (r298330)
@@ -1866,6 +1866,7 @@ sys_rctl_get_limits(struct thread *td, s
RCTL_RUNLOCK();
if (sbuf_error(sb) == ENOMEM) {
error = ERANGE;
+ sbuf_delete(sb);
goto out;
}
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