[PATCH 05/68] 0 -> NULL, for arch/cris

From: Yoann Padioleau
Date: Fri Jul 27 2007 - 05:47:08 EST



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@xxxxxxxxxx>
Cc: starvik@xxxxxxxx
Cc: dev-etrax@xxxxxxxx
Cc: akpm@xxxxxxxxxxxxxxxxxxxx
---

fault.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/cris/mm/fault.c b/arch/cris/mm/fault.c
index 8672ab7..d5b1e3d 100644
--- a/arch/cris/mm/fault.c
+++ b/arch/cris/mm/fault.c
@@ -448,7 +448,7 @@ find_fixup_code(struct pt_regs *regs)
{
const struct exception_table_entry *fixup;

- if ((fixup = search_exception_tables(instruction_pointer(regs))) != 0) {
+ if ((fixup = search_exception_tables(instruction_pointer(regs))) != NULL) {
/* Adjust the instruction pointer in the stackframe. */
instruction_pointer(regs) = fixup->fixup;
arch_fixup(regs);

-
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