From: Chen Zhou <chenzhou10@xxxxxxxxxx> [ Upstream commit ceffa63acce7165c442395b7d64a11ab8b5c5dca ] Fixes coccicheck warning: ./arch/powerpc/platforms/powernv/opal.c:813:1-5: alloc with no test, possible model on line 814 Add NULL check after kzalloc. Signed-off-by: Chen Zhou <chenzhou10@xxxxxxxxxx> Signed-off-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20200509020838.121660-1-chenzhou10@xxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- arch/powerpc/platforms/powernv/opal.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index 2b3dfd0b6cdd8..d95954ad4c0af 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -811,6 +811,10 @@ static int opal_add_one_export(struct kobject *parent, const char *export_name, goto out; attr = kzalloc(sizeof(*attr), GFP_KERNEL); + if (!attr) { + rc = -ENOMEM; + goto out; + } name = kstrdup(export_name, GFP_KERNEL); if (!name) { rc = -ENOMEM; -- 2.25.1