[PATCH] kfifo: use BUG_ON

From: Himangi Saraogi
Date: Tue Jul 08 2014 - 18:24:50 EST


Use BUG_ON(x) rather than if(x) BUG();

The semantic patch that fixes this problem is as follows:

// <smpl>
@@ identifier x; @@
-if (!x) BUG();
+BUG_ON(!x);
// </smpl>

Signed-off-by: Himangi Saraogi <himangi774@xxxxxxxxx>
Acked-by: Julia Lawall <julia.lawall@xxxxxxx>
---
To send to: linux-kernel@xxxxxxxxxxxxxxx
lib/kfifo.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/lib/kfifo.c b/lib/kfifo.c
index d79b9d2..90ba1eb 100644
--- a/lib/kfifo.c
+++ b/lib/kfifo.c
@@ -561,8 +561,7 @@ EXPORT_SYMBOL(__kfifo_to_user_r);
unsigned int __kfifo_dma_in_prepare_r(struct __kfifo *fifo,
struct scatterlist *sgl, int nents, unsigned int len, size_t recsize)
{
- if (!nents)
- BUG();
+ BUG_ON(!nents);

len = __kfifo_max_r(len, recsize);

@@ -585,8 +584,7 @@ EXPORT_SYMBOL(__kfifo_dma_in_finish_r);
unsigned int __kfifo_dma_out_prepare_r(struct __kfifo *fifo,
struct scatterlist *sgl, int nents, unsigned int len, size_t recsize)
{
- if (!nents)
- BUG();
+ BUG_ON(!nents);

len = __kfifo_max_r(len, recsize);

--
1.9.1

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