crypto: fcrypt - Remove 'do while(0)' loop for single statement macro

Remove the 'do while(0)' loop in the macro, as it is not needed for single statement macros. Condense into one line. Signed-off-by: Milan Djurovic <[email protected]> Signed-off-by: Herbert Xu <[email protected]>
vieko · Apr 2, 2021 · 5c083eb · 5c083eb
1 parent c29da97
commit 5c083eb
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/crypto/fcrypt.c b/crypto/fcrypt.c
@@ -63,10 +63,7 @@ do {								\
 } while (0)
 
 /* Rotate right one 64 bit number as a 56 bit number */
-#define ror56_64(k, n)						\
-do {								\
-	k = (k >> n) | ((k & ((1 << n) - 1)) << (56 - n));	\
-} while (0)
+#define ror56_64(k, n) (k = (k >> n) | ((k & ((1 << n) - 1)) << (56 - n)))
 
 /*
  * Sboxes for Feistel network derived from