Author: delphij
Date: Wed Apr 3 07:09:28 2019
New Revision: 345839
URL: https://svnweb.freebsd.org/changeset/base/345839
Log:
Assert that q can't be NULL. 'empty' is always non-NULL when DIREMPTY
is set earlier.
MFC after: 1 month
Modified:
head/sbin/fsck_msdosfs/dir.c
Modified: head/sbin/fsck_msdosfs/dir.c
==============================================================================
--- head/sbin/fsck_msdosfs/dir.c Wed Apr 3 06:37:25 2019
(r345838)
+++ head/sbin/fsck_msdosfs/dir.c Wed Apr 3 07:09:28 2019
(r345839)
@@ -35,6 +35,7 @@ static const char rcsid[] =
"$FreeBSD$";
#endif /* not lint */
+#include <assert.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
@@ -520,7 +521,8 @@ readDosDirSection(int f, struct bootblock *boot, struc
empcl, empty -
buffer,
cl, p - buffer, 1)
== FSFATAL)
return FSFATAL;
- q = empcl == cl ? empty :
buffer;
+ q = ((empcl == cl) ? empty :
buffer);
+ assert(q != NULL);
for (; q < p; q += 32)
*q = SLOT_DELETED;
mod |= THISMOD|FSDIRMOD;
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