diff options
Diffstat (limited to 'malloc/arena.c')
| -rw-r--r-- | malloc/arena.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/malloc/arena.c b/malloc/arena.c index 33c4ff37a7..be25386c78 100644 --- a/malloc/arena.c +++ b/malloc/arena.c @@ -59,7 +59,7 @@ typedef struct _heap_info { struct _heap_info *prev; /* Previous heap. */ size_t size; /* Current size in bytes. */ size_t mprotect_size; /* Size in bytes that has been mprotected - PROT_READ|PROT_WRITE. */ + PROT_READ|PROT_WRITE|MALLOC_PROT_EXEC. */ /* Make sure the following data is properly aligned, particularly that sizeof (heap_info) + 2 * SIZE_SZ is a multiple of MALLOC_ALIGNMENT. */ @@ -599,7 +599,7 @@ grow_heap(heap_info *h, long diff) if((unsigned long) new_size > h->mprotect_size) { if (__mprotect((char *)h + h->mprotect_size, (unsigned long) new_size - h->mprotect_size, - PROT_READ|PROT_WRITE) != 0) + PROT_READ|PROT_WRITE|MALLOC_PROT_EXEC) != 0) return -2; h->mprotect_size = new_size; } |