UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

powerpc/mm: Fix comparing pointer to 0 warning 

Fixes coccicheck warning:

./arch/powerpc/mm/pgtable_32.c:87:11-12: WARNING comparing pointer to 0

Avoid pointer type value compared to 0.

Reported-by: Tosk Robot <tencent_os_robot@tencent.com>
Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1604976961-20441-1-git-send-email-kaixuxia@tencent.com
This commit is contained in:
Kaixu Xia 2020-11-10 10:56:01 +08:00 committed by Michael Ellerman
parent 62182e6c0f
commit b84bf098fc
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/powerpc/mm/pgtable_32.c
View File

@ -84,7 +84,7 @@ int __ref map_kernel_page(unsigned long va, phys_addr_t pa, pgprot_t prot)
pg = pte_alloc_kernel(pd, va);
else
pg = early_pte_alloc_kernel(pd, va);
if (pg != 0) {
if (pg) {
err = 0;
/* The PTE should never be already set nor present in the
* hash table