X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=kernel%2Fkfifo.c;h=3765ff3c1bbe780118d6c04ec6391056dfda8f8a;hb=c9a9c5e02aedc1a2815877b0268f886d2640b771;hp=bc41ad0f24f881845d96d77a00a3d3535968566b;hpb=2fe83b3ad12d43799af5f3156886eca443a88bac;p=mv-sheeva.git

diff --git a/kernel/kfifo.c b/kernel/kfifo.c
index bc41ad0f24f..3765ff3c1bb 100644
--- a/kernel/kfifo.c
+++ b/kernel/kfifo.c
@@ -72,9 +72,9 @@ struct kfifo *kfifo_alloc(unsigned int size, gfp_t gfp_mask, spinlock_t *lock)
 
 	/*
 	 * round up to the next power of 2, since our 'let the indices
-	 * wrap' tachnique works only in this case.
+	 * wrap' technique works only in this case.
 	 */
-	if (size & (size - 1)) {
+	if (!is_power_of_2(size)) {
 		BUG_ON(size > 0x80000000);
 		size = roundup_pow_of_two(size);
 	}
@@ -117,7 +117,7 @@ EXPORT_SYMBOL(kfifo_free);
  * writer, you don't need extra locking to use these functions.
  */
 unsigned int __kfifo_put(struct kfifo *fifo,
-			 unsigned char *buffer, unsigned int len)
+			const unsigned char *buffer, unsigned int len)
 {
 	unsigned int l;