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 <padatorwanadoo.fr>
Cc: tony.luckintel.com
Cc: linux-ia64vger.kernel.org
Cc: akpmlinux-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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