From: Keith Busch <kbusch@xxxxxxxxxx>
[ Upstream commit 15755854d53b4bbb0bb37a0fce66f0156cfc8a17 ]
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@xxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Keith Busch <kbusch@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/nvme/host/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index f543b9932c830..a760c449f4a90 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -889,8 +889,8 @@ 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));
--
2.20.1
