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| author |   David Woodhouse <dwmw2@infradead.org> | 2007-07-23 10:20:10 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2007-07-23 10:20:10 +0100 |
| commit | 39fe5434cb9de5da40510028b17b96bc4eb312b3 (patch) | |
| tree | 7a02a317b9ad57da51ca99887c119e779ccf3f13 /kernel/kfifo.c | |
| parent | [JFFS2] Add declaration of jffs2_lzo_{init,exit} to compr.h (diff) | |
| parent | Linux 2.6.23-rc1 (diff) | |
| download | linux-dev-39fe5434cb9de5da40510028b17b96bc4eb312b3.tar.xz linux-dev-39fe5434cb9de5da40510028b17b96bc4eb312b3.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'kernel/kfifo.c')
| -rw-r--r-- | kernel/kfifo.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/kfifo.c b/kernel/kfifo.c index cee419143fd4..bc41ad0f24f8 100644 --- a/kernel/kfifo.c +++ b/kernel/kfifo.c @@ -24,6 +24,7 @@ #include <linux/slab.h> #include <linux/err.h> #include <linux/kfifo.h> +#include <linux/log2.h> /** * kfifo_init - allocates a new FIFO using a preallocated buffer @@ -41,7 +42,7 @@ struct kfifo *kfifo_init(unsigned char *buffer, unsigned int size, struct kfifo *fifo; /* size must be a power of 2 */ - BUG_ON(size & (size - 1)); + BUG_ON(!is_power_of_2(size)); fifo = kmalloc(sizeof(struct kfifo), gfp_mask); if (!fifo) |