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nvme: Fix uninitialized-variable warning

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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>
This commit is contained in:
Keith Busch 2020-02-20 00:59:36 +09:00
parent 98f7b86a0b
commit 15755854d5
1 changed files with 1 additions and 1 deletions
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2
drivers/nvme/host/core.c
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@ -1165,8 +1165,8 @@ static int nvme_identify_ns(struct nvme_ctrl *ctrl,
static int nvme_features(struct nvme_ctrl *dev, u8 op, unsigned int fid, static int nvme_features(struct nvme_ctrl *dev, u8 op, unsigned int fid,
unsigned int dword11, void *buffer, size_t buflen, u32 *result) unsigned int dword11, void *buffer, size_t buflen, u32 *result)
{ {
union nvme_result res = { 0 };
struct nvme_command c; struct nvme_command c;
union nvme_result res;
int ret; int ret;
memset(&c, 0, sizeof(c)); memset(&c, 0, sizeof(c));