Using {0} to initialize mmc_cmd, before filling the structure.
Signed-off-by: Peng Fan
Cc: Jaehoon Chung
Cc: Simon Glass
Cc: Bin Meng
Cc: Stefan Wahren
Cc: Clemens Gruber
Cc: Kever Yang
Cc: Eric Nelson
Cc: Stephen Warren
---
drivers/mmc/mmc.c | 28 ++--
drivers/mmc/mmc_write.c | 4 ++--
2 files changed, 16 insertions(+), 16 deletions(-)
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index efe517a..21bd0dc 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -139,7 +139,7 @@ int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
struct mmc_data *data)
int mmc_send_status(struct mmc *mmc, int timeout)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
int err, retries = 5;
cmd.cmdidx = MMC_CMD_SEND_STATUS;
@@ -183,7 +183,7 @@ int mmc_send_status(struct mmc *mmc, int timeout)
int mmc_set_blocklen(struct mmc *mmc, int len)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
if (mmc->ddr_mode)
return 0;
@@ -198,7 +198,7 @@ int mmc_set_blocklen(struct mmc *mmc, int len)
static int mmc_read_blocks(struct mmc *mmc, void *dst, lbaint_t start,
lbaint_t blkcnt)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
struct mmc_data data;
if (blkcnt > 1)
@@ -291,7 +291,7 @@ ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start,
lbaint_t blkcnt,
static int mmc_go_idle(struct mmc *mmc)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
int err;
udelay(1000);
@@ -314,7 +314,7 @@ static int sd_send_op_cond(struct mmc *mmc)
{
int timeout = 1000;
int err;
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
while (1) {
cmd.cmdidx = MMC_CMD_APP_CMD;
@@ -380,7 +380,7 @@ static int sd_send_op_cond(struct mmc *mmc)
static int mmc_send_op_cond_iter(struct mmc *mmc, int use_arg)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
int err;
cmd.cmdidx = MMC_CMD_SEND_OP_COND;
@@ -422,7 +422,7 @@ static int mmc_send_op_cond(struct mmc *mmc)
static int mmc_complete_op_cond(struct mmc *mmc)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
int timeout = 1000;
uint start;
int err;
@@ -466,7 +466,7 @@ static int mmc_complete_op_cond(struct mmc *mmc)
static int mmc_send_ext_csd(struct mmc *mmc, u8 *ext_csd)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
struct mmc_data data;
int err;
@@ -487,7 +487,7 @@ static int mmc_send_ext_csd(struct mmc *mmc, u8 *ext_csd)
int mmc_switch(struct mmc *mmc, u8 set, u8 index, u8 value)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
int timeout = 1000;
int ret;
@@ -820,7 +820,7 @@ int mmc_getcd(struct mmc *mmc)
static int sd_switch(struct mmc *mmc, int mode, int group, u8 value, u8 *resp)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
struct mmc_data data;
/* Switch the frequency */
@@ -842,7 +842,7 @@ static int sd_switch(struct mmc *mmc, int mode, int group,
u8 value, u8 *resp)
static int sd_change_freq(struct mmc *mmc)
{
int err;
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
ALLOC_CACHE_ALIGN_BUFFER(uint, scr, 2);
ALLOC_CACHE_ALIGN_BUFFER(uint, switch_status, 16);
struct mmc_data data;
@@ -952,7 +952,7 @@ retry_scr:
static int sd_read_ssr(struct mmc *mmc)
{
int err, i;
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
ALLOC_CACHE_ALIGN_BUFFER(uint, ssr, 16);
struct mmc_data data;
int timeout;
@@ -1072,7 +1072,7 @@ static int mmc_startup(struct mmc *mmc)
int err, i;
uint mult, freq;
u64 cmult, csize, capacity;
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
ALLOC_CACHE_ALIGN_BUFFER(u8, ext_csd, MMC_MAX_BLOCK_LEN);
ALLOC_CACHE_ALIGN_BUFFER(u8, test_csd, MMC_MAX_BLOCK_LEN);
int timeout = 1000;
@@ -1555,7 +1555,7 @@ static int mmc_startup(struct mmc *mmc)
static int mmc_send_if_cond(struct mmc *mmc)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
int err;
cmd.cmdidx = SD_CMD_SEND_IF_COND;
diff --git a/drivers/mmc/mmc_write.c b/drivers/mmc/mmc_write.c
index 0f8b5c7..4149f4a 100644
--- a/drivers/mmc/mmc_write.c
+++ b/drivers/mmc/mmc_write.c
@@ -17,7 +17,7 @@
static ulong mmc_erase_t(struct mmc *mmc, ulong start, lbaint_t blkcnt)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
ulong end;
int err, start_cmd, end_cmd;
@@ -119,7 +119,7 @@ unsigned long mmc_berase(struct blk_desc *block_dev,
lbaint_t start,
static ulong mmc_write_blocks(struct mmc *mmc, lbaint_t start,
lbaint_t blkcnt, const void *src)
{
- struct mmc_cmd cmd;
+ struct mmc_cmd cmd = {0};
struct mmc_data data;