* [PATCH 07/68] 0 -> NULL, for arch/ia64
@ 2007-07-27 9:44 Yoann Padioleau
0 siblings, 0 replies; only message in thread
From: Yoann Padioleau @ 2007-07-27 9:44 UTC (permalink / raw)
To: kernel-janitors; +Cc: tony.luck, linux-ia64, akpm, linux-kernel
When comparing a pointer, it's clearer to compare it to NULL than to 0.
Here is an excerpt of the semantic patch:
@@
expression *E;
@@
E =
- 0
+ NULL
@@
expression *E;
@@
E !- 0
+ NULL
Signed-off-by: Yoann Padioleau <padator@wanadoo.fr>
Cc: tony.luck@intel.com
Cc: linux-ia64@vger.kernel.org
Cc: akpm@linux-foundation.org
---
simscsi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c
index bb87682..64248b5 100644
--- a/arch/ia64/hp/sim/simscsi.c
+++ b/arch/ia64/hp/sim/simscsi.c
@@ -101,7 +101,7 @@ simscsi_interrupt (unsigned long val)
{
struct scsi_cmnd *sc;
- while ((sc = queue[rd].sc) != 0) {
+ while ((sc = queue[rd].sc) != NULL) {
atomic_dec(&num_reqs);
queue[rd].sc = NULL;
if (DBG)
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2007-07-27 9:44 [PATCH 07/68] 0 -> NULL, for arch/ia64 Yoann Padioleau
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