2009-06-18 Ulrich Drepper <drepper@redhat.com>
+ * malloc/malloc.c (_int_malloc): Add some consistency checks.
+ (_int_free): Likewise.
+
* sysdeps/unix/sysv/linux/bits/socket.h: Define PF_IEEE802154 and
AF_IEEE802154.
* sysdeps/unix/sysv/linux/sparc/bits/socket.h: Likewise.
Patch by Arnaud Ebalard <arno@natisbad.org>.
[BZ #10207]
- * nss/getent.c: Add support for print gshadow data.
+ * nss/getent.c: Add support for printing gshadow data.
[BZ #10203]
* nis/nss_nis/nis-pwd.c (internal_nis_endpwent): Free all buffers,
mchunkptr fwd; /* misc temp for linking */
mchunkptr bck; /* misc temp for linking */
+ const char *errstr = NULL;
+
/*
Convert request size to internal form by adding SIZE_SZ bytes
overhead plus possibly more to obtain necessary alignment and/or
#endif
if (victim != 0) {
if (__builtin_expect (fastbin_index (chunksize (victim)) != idx, 0))
- malloc_printerr (check_action, "malloc(): memory corruption (fast)",
- chunk2mem (victim));
+ {
+ errstr = "malloc(): memory corruption (fast)";
+ errout:
+ malloc_printerr (check_action, errstr, chunk2mem (victim));
+ }
#ifndef ATOMIC_FASTBINS
*fb = victim->fd;
#endif
malloc_consolidate(av);
else {
bck = victim->bk;
+ if (__builtin_expect (bck->fd != victim, 0))
+ {
+ errstr = "malloc(): smallbin double linked list corrupted";
+ goto errout;
+ }
set_inuse_bit_at_offset(victim, nb);
bin->bk = bck;
bck->fd = bin;
have to perform a complete insert here. */
bck = unsorted_chunks(av);
fwd = bck->fd;
+ if (__builtin_expect (fwd->bk != bck, 0))
+ {
+ errstr = "malloc(): corrupted unsorted chunks";
+ goto errout;
+ }
remainder->bk = bck;
remainder->fd = fwd;
bck->fd = remainder;
have to perform a complete insert here. */
bck = unsorted_chunks(av);
fwd = bck->fd;
+ if (__builtin_expect (fwd->bk != bck, 0))
+ {
+ errstr = "malloc(): corrupted unsorted chunks 2";
+ goto errout;
+ }
remainder->bk = bck;
remainder->fd = fwd;
bck->fd = remainder;
bck = unsorted_chunks(av);
fwd = bck->fd;
+ if (__builtin_expect (fwd->bk != bck, 0))
+ {
+ errstr = "free(): corrupted unsorted chunks";
+ goto errout;
+ }
p->fd = fwd;
p->bk = bck;
if (!in_smallbin_range(size))