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nvme: remove zeroout memset call for struct

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Declare and initialize structure variables to zero values so that we can
remove zeroout memset calls in the host/core.c.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Chaitanya Kulkarni 2021-06-16 15:15:52 -07:00 committed by Christoph Hellwig
parent f66e2804d6
commit cc72c44267
1 changed files with 6 additions and 13 deletions
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19
drivers/nvme/host/core.c
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@ -721,9 +721,7 @@ EXPORT_SYMBOL_GPL(__nvme_check_ready);
static int nvme_toggle_streams(struct nvme_ctrl *ctrl, bool enable)
{
struct nvme_command c;
memset(&c, 0, sizeof(c));
struct nvme_command c = { };
c.directive.opcode = nvme_admin_directive_send;
c.directive.nsid = cpu_to_le32(NVME_NSID_ALL);
@ -748,9 +746,8 @@ static int nvme_enable_streams(struct nvme_ctrl *ctrl)
static int nvme_get_stream_params(struct nvme_ctrl *ctrl,
struct streams_directive_params *s, u32 nsid)
{
struct nvme_command c;
struct nvme_command c = { };
memset(&c, 0, sizeof(c));
memset(s, 0, sizeof(*s));
c.directive.opcode = nvme_admin_directive_recv;
@ -1460,10 +1457,9 @@ static int nvme_features(struct nvme_ctrl *dev, u8 op, unsigned int fid,
unsigned int dword11, void *buffer, size_t buflen, u32 *result)
{
union nvme_result res = { 0 };
struct nvme_command c;
struct nvme_command c = { };
int ret;
memset(&c, 0, sizeof(c));
c.features.opcode = op;
c.features.fid = cpu_to_le32(fid);
c.features.dword11 = cpu_to_le32(dword11);
@ -1591,9 +1587,8 @@ int nvme_getgeo(struct block_device *bdev, struct hd_geometry *geo)
static void nvme_init_integrity(struct gendisk *disk, u16 ms, u8 pi_type,
u32 max_integrity_segments)
{
struct blk_integrity integrity;
struct blk_integrity integrity = { };
memset(&integrity, 0, sizeof(integrity));
switch (pi_type) {
case NVME_NS_DPS_PI_TYPE3:
integrity.profile = &t10_pi_type3_crc;
@ -1964,13 +1959,12 @@ static int nvme_send_ns_pr_command(struct nvme_ns *ns, struct nvme_command *c,
static int nvme_pr_command(struct block_device *bdev, u32 cdw10,
u64 key, u64 sa_key, u8 op)
{
struct nvme_command c;
struct nvme_command c = { };
u8 data[16] = { 0, };
put_unaligned_le64(key, &data[0]);
put_unaligned_le64(sa_key, &data[8]);
memset(&c, 0, sizeof(c));
c.common.opcode = op;
c.common.cdw10 = cpu_to_le32(cdw10);
@ -2042,9 +2036,8 @@ int nvme_sec_submit(void *data, u16 spsp, u8 secp, void *buffer, size_t len,
bool send)
{
struct nvme_ctrl *ctrl = data;
struct nvme_command cmd;
struct nvme_command cmd = { };
memset(&cmd, 0, sizeof(cmd));
if (send)
cmd.common.opcode = nvme_admin_security_send;
else