Author: brueffer
Date: Wed Apr 23 12:16:36 2014
New Revision: 264820
URL: http://svnweb.freebsd.org/changeset/base/264820
Log:
MFC: r264422, r264471
Set buf to NULL only when we don't allocate memory,
and free buf unconditionally.
Found with: Coverity Prevent(tm)
Requested by: kib (r264471)
Modified:
stable/9/sys/kern/imgact_elf.c
Directory Properties:
stable/9/sys/ (props changed)
Modified: stable/9/sys/kern/imgact_elf.c
==============================================================================
--- stable/9/sys/kern/imgact_elf.c Wed Apr 23 12:15:14 2014
(r264819)
+++ stable/9/sys/kern/imgact_elf.c Wed Apr 23 12:16:36 2014
(r264820)
@@ -1742,14 +1742,16 @@ __elfN(note_threadmd)(void *arg, struct
td = (struct thread *)arg;
size = *sizep;
- buf = NULL;
if (size != 0 && sb != NULL)
buf = malloc(size, M_TEMP, M_ZERO | M_WAITOK);
+ else
+ buf = NULL;
size = 0;
__elfN(dump_thread)(td, buf, &size);
KASSERT(*sizep == size, ("invalid size"));
if (size != 0 && sb != NULL)
sbuf_bcat(sb, buf, size);
+ free(buf, M_TEMP);
*sizep = size;
}
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