Commit b84bf098 authored Nov 10, 2020 by Kaixu Xia Committed by Michael Ellerman Nov 19, 2020

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

parent 62182e6c

arch/powerpc/mm/pgtable_32.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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