lib/bitmap.c: elide bitmap_copy_le on little-endian

On little-endian, there's no reason to have an extra, presumably less
efficient, way of copying a bitmap.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/bitmap.c b/lib/bitmap.c
index e4ac20bec76c..d2cd50cd4f5d 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -1191,6 +1191,7 @@ EXPORT_SYMBOL(bitmap_allocate_region);
  *
  * Require nbits % BITS_PER_LONG == 0.
  */
+#ifdef __BIG_ENDIAN
 void bitmap_copy_le(unsigned long *dst, const unsigned long *src, unsigned int nbits)
 {
         unsigned int i;
@@ -1203,3 +1204,4 @@ void bitmap_copy_le(unsigned long *dst, const unsigned long *src, unsigned int n
         }
 }
 EXPORT_SYMBOL(bitmap_copy_le);
+#endif