nvme: Fix uninitialized-variable warning

[ Upstream commit 15755854d5 ]

gcc may detect a false positive on nvme using an unintialized variable
if setting features fails. Since this is not a fast path, explicitly
initialize this variable to suppress the warning.

Reported-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Keith Busch 2020-02-20 00:59:36 +09:00 committed by Greg Kroah-Hartman
parent 9623c8ae73
commit e82a65b2f4

View file

@ -1058,8 +1058,8 @@ static struct nvme_id_ns *nvme_identify_ns(struct nvme_ctrl *ctrl,
static int nvme_set_features(struct nvme_ctrl *dev, unsigned fid, unsigned dword11,
void *buffer, size_t buflen, u32 *result)
{
union nvme_result res = { 0 };
struct nvme_command c;
union nvme_result res;
int ret;
memset(&c, 0, sizeof(c));