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authorAlexander Kuleshov <kuleshovmail@gmail.com>2015-11-06 16:31:11 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-11-06 17:50:42 -0800
commit1c78bc170f393317dfa9d57baa599a51061ea86a (patch)
tree7530b5dddd4e14431ee7f99d5ad34d67e36fb1a1 /lib
parent78e3c7951021b4e1a554b3d619506b55b0619073 (diff)
downloadleg-kernel-1c78bc170f393317dfa9d57baa599a51061ea86a.tar.gz
lib/halfmd4.c: use rol32 inline function in the ROUND macro
<linux/bitops.h> provides rol32() inline function, let's use already predefined function instead of direct expression. Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/halfmd4.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/halfmd4.c b/lib/halfmd4.c
index a8fe6274a13c..137e861d9690 100644
--- a/lib/halfmd4.c
+++ b/lib/halfmd4.c
@@ -1,6 +1,7 @@
#include <linux/compiler.h>
#include <linux/export.h>
#include <linux/cryptohash.h>
+#include <linux/bitops.h>
/* F, G and H are basic MD4 functions: selection, majority, parity */
#define F(x, y, z) ((z) ^ ((x) & ((y) ^ (z))))
@@ -14,7 +15,7 @@
* Rotation is separate from addition to prevent recomputation
*/
#define ROUND(f, a, b, c, d, x, s) \
- (a += f(b, c, d) + x, a = (a << s) | (a >> (32 - s)))
+ (a += f(b, c, d) + x, a = rol32(a, s))
#define K1 0
#define K2 013240474631UL
#define K3 015666365641UL