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Partially revert "kfifo: fix kfifo_alloc() and kfifo_init()"
[linux-2.6-block.git]
/
lib
/
kfifo.c
diff --git
a/lib/kfifo.c
b/lib/kfifo.c
index 117ad0e7fbf4913e8cd9d3f38d3a81bfe2420a65..70dab9ac78273f4cc50da6805dd9dfcf24ead42c 100644
(file)
--- a/
lib/kfifo.c
+++ b/
lib/kfifo.c
@@
-68,7
+68,8
@@
int __kfifo_init(struct __kfifo *fifo, void *buffer,
{
size /= esize;
- size = roundup_pow_of_two(size);
+ if (!is_power_of_2(size))
+ size = rounddown_pow_of_two(size);
fifo->in = 0;
fifo->out = 0;