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 <[email protected]>
Cc: [email protected]
Cc: [email protected]
---
common/dmabounce.c | 2 +-
mach-omap1/clock.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index b36b1e8..74ff750 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -238,7 +238,7 @@ map_single(struct device *dev, void *ptr
struct safe_buffer *buf;
buf = alloc_safe_buffer(device_info, ptr, size, dir);
- if (buf == 0) {
+ if (buf == NULL) {
dev_err(dev, "%s: unable to map unsafe buffer %p!\n",
__func__, ptr);
return 0;
diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c
index f625f6d..b7e1b22 100644
--- a/arch/arm/mach-omap1/clock.c
+++ b/arch/arm/mach-omap1/clock.c
@@ -193,7 +193,7 @@ static int calc_dsor_exp(struct clk *clk
return -EINVAL;
parent = clk->parent;
- if (unlikely(parent == 0))
+ if (unlikely(parent == NULL))
return -EIO;
realrate = parent->rate;
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
