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-rw-r--r--src/mapalloc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mapalloc.c b/src/mapalloc.c
index 00af064..69e87fe 100644
--- a/src/mapalloc.c
+++ b/src/mapalloc.c
@@ -70,7 +70,7 @@ void *map_malloc(size_t n)
}
mprotect(ptr, PAGESIZE, PROT_NONE);
- mprotect((char*)ptr + alloc - (2 * PAGESIZE), PAGESIZE, PROT_NONE);
+ mprotect((char*)ptr + alloc - PAGESIZE, PAGESIZE, PROT_NONE);
/*
struct bucket *b = get_bucket(ptr);