diff options
| -rw-r--r-- | ChangeLog | 2 | ||||
| -rw-r--r-- | malloc/malloc.c | 6 |
2 files changed, 5 insertions, 3 deletions
@@ -1,5 +1,7 @@ 2015-09-14 Carlos O'Donell <carlos@redhat.com> + * malloc/malloc.c (systrim): Use ALIGN_DOWN. + * Makefile ($(objpfx)check-local-headers.out): Redirect stdin from /dev/null. diff --git a/malloc/malloc.c b/malloc/malloc.c index 452f036387..0eca9ce0e2 100644 --- a/malloc/malloc.c +++ b/malloc/malloc.c @@ -241,7 +241,7 @@ /* For MIN, MAX, powerof2. */ #include <sys/param.h> -/* For ALIGN_UP. */ +/* For ALIGN_UP et. al. */ #include <libc-internal.h> @@ -2767,8 +2767,8 @@ systrim (size_t pad, mstate av) if (top_area <= pad) return 0; - /* Release in pagesize units, keeping at least one page */ - extra = (top_area - pad) & ~(pagesize - 1); + /* Release in pagesize units and round down to the nearest page. */ + extra = ALIGN_DOWN(top_area - pad, pagesize); if (extra == 0) return 0; |