diff options
| -rw-r--r-- | ChangeLog | 3 | ||||
| -rw-r--r-- | malloc/arena.c | 4 |
2 files changed, 7 insertions, 0 deletions
@@ -1,5 +1,8 @@ 2015-08-24 Siddhesh Poyarekar <siddhesh@redhat.com> + * malloc/arena.c (arena_get_retry): Don't use main_arena if it + is corrupt. + * malloc/arena.c (arena_get2): Drop unused argument. (arena_lock): Adjust. (arena_get_retry): Likewise. diff --git a/malloc/arena.c b/malloc/arena.c index cfec94d182..b44e307ade 100644 --- a/malloc/arena.c +++ b/malloc/arena.c @@ -909,6 +909,10 @@ arena_get_retry (mstate ar_ptr, size_t bytes) if (ar_ptr != &main_arena) { (void) mutex_unlock (&ar_ptr->mutex); + /* Don't touch the main arena if it is corrupt. */ + if (arena_is_corrupt (&main_arena)) + return NULL; + ar_ptr = &main_arena; (void) mutex_lock (&ar_ptr->mutex); } |