[PATCH] powerpc: fix warning comparing pointer to 0

[Jiapeng Chong]

Fix the following coccicheck warning:

./arch/powerpc/platforms/powermac/pfunc_core.c:688:40-41: WARNING
comparing pointer to 0.

Reported-by: Abaci Robot <ab...@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.ch...@linux.alibaba.com>
---
 arch/powerpc/platforms/powermac/pfunc_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/powermac/pfunc_core.c 
b/arch/powerpc/platforms/powermac/pfunc_core.c
index 94df0a9..a5aa40f 100644
--- a/arch/powerpc/platforms/powermac/pfunc_core.c
+++ b/arch/powerpc/platforms/powermac/pfunc_core.c
@@ -685,7 +685,7 @@ static int pmf_add_functions(struct pmf_device *dev, void 
*driverdata)
        const int plen = strlen(PP_PREFIX);
        int count = 0;
 
-       for (pp = dev->node->properties; pp != 0; pp = pp->next) {
+       for (pp = dev->node->properties; pp; pp = pp->next) {
                const char *name;
                if (strncmp(pp->name, PP_PREFIX, plen) != 0)
                        continue;
-- 
1.8.3.1