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authorSergei Shtylyov <sergei.shtylyov@cogentembedded.com>2019-10-03 23:27:39 +0300
committerVignesh Raghavendra <vigneshr@ti.com>2019-11-09 12:12:09 +0300
commitea4f51356fd986124beeab8e21b048dfe06d67e7 (patch)
tree87f2d94da2bf33cd7ee2d925a3bddccc70611bb9 /drivers/mtd
parentd532c28b8c151cdb5b50280801c748ac4d93d563 (diff)
downloadlinux-ea4f51356fd986124beeab8e21b048dfe06d67e7.tar.xz
mtd: cfi_cmdset_*: kill useless 'ret' variable initializers
The 'ret' local variables are typically initialized to 0 but this value is often unused, thus we can kill those initializers. Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0001.c10
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0002.c18
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0020.c8
3 files changed, 18 insertions, 18 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c
index 79a53cb8507b..00a79489067c 100644
--- a/drivers/mtd/chips/cfi_cmdset_0001.c
+++ b/drivers/mtd/chips/cfi_cmdset_0001.c
@@ -1353,7 +1353,7 @@ static int do_point_onechip (struct map_info *map, struct flchip *chip, loff_t a
{
unsigned long cmd_addr;
struct cfi_private *cfi = map->fldrv_priv;
- int ret = 0;
+ int ret;
adr += chip->start;
@@ -1383,7 +1383,7 @@ static int cfi_intelext_point(struct mtd_info *mtd, loff_t from, size_t len,
struct cfi_private *cfi = map->fldrv_priv;
unsigned long ofs, last_end = 0;
int chipnum;
- int ret = 0;
+ int ret;
if (!map->virt)
return -EINVAL;
@@ -1550,7 +1550,7 @@ static int __xipram do_write_oneword(struct map_info *map, struct flchip *chip,
{
struct cfi_private *cfi = map->fldrv_priv;
map_word status, write_cmd;
- int ret=0;
+ int ret;
adr += chip->start;
@@ -1624,7 +1624,7 @@ static int cfi_intelext_write_words (struct mtd_info *mtd, loff_t to , size_t le
{
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
- int ret = 0;
+ int ret;
int chipnum;
unsigned long ofs;
@@ -1871,7 +1871,7 @@ static int cfi_intelext_writev (struct mtd_info *mtd, const struct kvec *vecs,
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
int wbufsize = cfi_interleave(cfi) << cfi->cfiq->MaxBufWriteSize;
- int ret = 0;
+ int ret;
int chipnum;
unsigned long ofs, vec_seek, i;
size_t len = 0;
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index cf8c8be40a9c..f4fb860fcaf6 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -1713,7 +1713,7 @@ static int __xipram do_write_oneword_start(struct map_info *map,
struct flchip *chip,
unsigned long adr, int mode)
{
- int ret = 0;
+ int ret;
mutex_lock(&chip->mutex);
@@ -1791,7 +1791,7 @@ static int __xipram do_write_oneword(struct map_info *map, struct flchip *chip,
unsigned long adr, map_word datum,
int mode)
{
- int ret = 0;
+ int ret;
adr += chip->start;
@@ -1815,7 +1815,7 @@ static int cfi_amdstd_write_words(struct mtd_info *mtd, loff_t to, size_t len,
{
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
- int ret = 0;
+ int ret;
int chipnum;
unsigned long ofs, chipstart;
DECLARE_WAITQUEUE(wait, current);
@@ -2014,7 +2014,7 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
int len)
{
struct cfi_private *cfi = map->fldrv_priv;
- int ret = -EIO;
+ int ret;
unsigned long cmd_adr;
int z, words;
map_word datum;
@@ -2095,7 +2095,7 @@ static int cfi_amdstd_write_buffers(struct mtd_info *mtd, loff_t to, size_t len,
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
int wbufsize = cfi_interleave(cfi) << cfi->cfiq->MaxBufWriteSize;
- int ret = 0;
+ int ret;
int chipnum;
unsigned long ofs;
@@ -2232,7 +2232,7 @@ static int do_panic_write_oneword(struct map_info *map, struct flchip *chip,
struct cfi_private *cfi = map->fldrv_priv;
int retry_cnt = 0;
map_word oldd;
- int ret = 0;
+ int ret;
int i;
adr += chip->start;
@@ -2307,7 +2307,7 @@ static int cfi_amdstd_panic_write(struct mtd_info *mtd, loff_t to, size_t len,
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
unsigned long ofs, chipstart;
- int ret = 0;
+ int ret;
int chipnum;
chipnum = to >> cfi->chipshift;
@@ -2411,7 +2411,7 @@ static int __xipram do_erase_chip(struct map_info *map, struct flchip *chip)
unsigned long timeo = jiffies + HZ;
unsigned long int adr;
DECLARE_WAITQUEUE(wait, current);
- int ret = 0;
+ int ret;
int retry_cnt = 0;
adr = cfi->addr_unlock1;
@@ -2508,7 +2508,7 @@ static int __xipram do_erase_oneblock(struct map_info *map, struct flchip *chip,
struct cfi_private *cfi = map->fldrv_priv;
unsigned long timeo = jiffies + HZ;
DECLARE_WAITQUEUE(wait, current);
- int ret = 0;
+ int ret;
int retry_cnt = 0;
adr += chip->start;
diff --git a/drivers/mtd/chips/cfi_cmdset_0020.c b/drivers/mtd/chips/cfi_cmdset_0020.c
index e752067526a5..54edae63b92d 100644
--- a/drivers/mtd/chips/cfi_cmdset_0020.c
+++ b/drivers/mtd/chips/cfi_cmdset_0020.c
@@ -611,7 +611,7 @@ static int cfi_staa_write_buffers (struct mtd_info *mtd, loff_t to,
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
int wbufsize = cfi_interleave(cfi) << cfi->cfiq->MaxBufWriteSize;
- int ret = 0;
+ int ret;
int chipnum;
unsigned long ofs;
@@ -895,7 +895,7 @@ static int cfi_staa_erase_varsize(struct mtd_info *mtd,
{ struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
unsigned long adr, len;
- int chipnum, ret = 0;
+ int chipnum, ret;
int i, first;
struct mtd_erase_region_info *regions = mtd->eraseregions;
@@ -1132,7 +1132,7 @@ static int cfi_staa_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
unsigned long adr;
- int chipnum, ret = 0;
+ int chipnum, ret;
#ifdef DEBUG_LOCK_BITS
int ofs_factor = cfi->interleave * cfi->device_type;
#endif
@@ -1279,7 +1279,7 @@ static int cfi_staa_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
unsigned long adr;
- int chipnum, ret = 0;
+ int chipnum, ret;
#ifdef DEBUG_LOCK_BITS
int ofs_factor = cfi->interleave * cfi->device_type;
#endif