Fix incorrect power of 2 check in last commit.

[jlayton/glibc.git] / elf / dl-misc.c

diff --git a/elf/dl-misc.c b/elf/dl-misc.c
index e5c76a75a0b33f939af62c60a5df12c6d7d91951..ad2d8ac9647feabf9dd1c57dd244c2c255724f81 100644 (file)
--- a/elf/dl-misc.c
+++ b/elf/dl-misc.c
@@ -396,7 +396,7 @@ __signal_safe_memalign (size_t boundary, size_t size)
     boundary = sizeof (*header);
 
   /* Boundary must be a power of two.  */
-  if ((boundary & (boundary - 1)) == 0)
+  if (!powerof2(boundary))
     return NULL;
 
   size_t pg = GLRO (dl_pagesize);