diff options
Diffstat (limited to 'malloc')
| -rw-r--r-- | malloc/malloc.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/malloc/malloc.c b/malloc/malloc.c index 55e2cbc0cd..8cc9e454dc 100644 --- a/malloc/malloc.c +++ b/malloc/malloc.c @@ -4135,8 +4135,14 @@ _int_free(mstate av, Void_t* mem) allocator never wrapps around at the end of the address space. Therefore we can exclude some size values which might appear here by accident or by "design" from some intruder. */ - if ((uintptr_t) p > (uintptr_t) -size) - return; + if (__builtin_expect ((uintptr_t) p > (uintptr_t) -size, 0)) + { + if (check_action & 1) + fprintf (stderr, "free(): invalid pointer %p!\n", mem); + if (check_action & 2) + abort (); + return; + } check_inuse_chunk(av, p); |