[PATCH v2 1/2] mtd: maps: Remove print after allocation failure

From: Arushi Singhal
Date: Tue Mar 20 2018 - 11:33:03 EST


The prints after [k|v][m|z|c]alloc() functions are not needed, because
in case of failure, allocator will print their internal error prints
anyway.

Signed-off-by: Arushi Singhal <arushisinghal19971997@xxxxxxxxx>
---
changes in v2
* Prefered
if (!map) {
map = kmalloc();
if (!map)
err;
}

than

if (!map)
map = kmalloc();
if (!map)
err

drivers/mtd/maps/amd76xrom.c | 6 ++----
drivers/mtd/maps/ck804xrom.c | 8 +++-----
drivers/mtd/maps/esb2rom.c | 7 +++----
drivers/mtd/maps/ichxrom.c | 6 ++----
drivers/mtd/maps/sun_uflash.c | 4 +---
drivers/mtd/maps/vmu-flash.c | 3 ---
6 files changed, 11 insertions(+), 23 deletions(-)

diff --git a/drivers/mtd/maps/amd76xrom.c b/drivers/mtd/maps/amd76xrom.c
index 26de0a1..406a8d3 100644
--- a/drivers/mtd/maps/amd76xrom.c
+++ b/drivers/mtd/maps/amd76xrom.c
@@ -188,10 +188,8 @@ static int amd76xrom_init_one(struct pci_dev *pdev,

if (!map) {
map = kmalloc(sizeof(*map), GFP_KERNEL);
- }
- if (!map) {
- printk(KERN_ERR MOD_NAME ": kmalloc failed");
- goto out;
+ if (!map)
+ goto out;
}
memset(map, 0, sizeof(*map));
INIT_LIST_HEAD(&map->list);
diff --git a/drivers/mtd/maps/ck804xrom.c b/drivers/mtd/maps/ck804xrom.c
index 584962e..7377623 100644
--- a/drivers/mtd/maps/ck804xrom.c
+++ b/drivers/mtd/maps/ck804xrom.c
@@ -216,12 +216,10 @@ static int __init ck804xrom_init_one(struct pci_dev *pdev,
unsigned long offset;
int i;

- if (!map)
- map = kmalloc(sizeof(*map), GFP_KERNEL);
-
if (!map) {
- printk(KERN_ERR MOD_NAME ": kmalloc failed");
- goto out;
+ map = kmalloc(sizeof(*map), GFP_KERNEL);
+ if (!map)
+ goto out;
}
memset(map, 0, sizeof(*map));
INIT_LIST_HEAD(&map->list);
diff --git a/drivers/mtd/maps/esb2rom.c b/drivers/mtd/maps/esb2rom.c
index da9f6d7..2c63ecd 100644
--- a/drivers/mtd/maps/esb2rom.c
+++ b/drivers/mtd/maps/esb2rom.c
@@ -276,11 +276,10 @@ static int __init esb2rom_init_one(struct pci_dev *pdev,
unsigned long offset;
int i;

- if (!map)
- map = kmalloc(sizeof(*map), GFP_KERNEL);
if (!map) {
- printk(KERN_ERR MOD_NAME ": kmalloc failed");
- goto out;
+ map = kmalloc(sizeof(*map), GFP_KERNEL);
+ if (!map)
+ goto out;
}
memset(map, 0, sizeof(*map));
INIT_LIST_HEAD(&map->list);
diff --git a/drivers/mtd/maps/ichxrom.c b/drivers/mtd/maps/ichxrom.c
index 1888c5b..cacef9d 100644
--- a/drivers/mtd/maps/ichxrom.c
+++ b/drivers/mtd/maps/ichxrom.c
@@ -212,10 +212,8 @@ static int __init ichxrom_init_one(struct pci_dev *pdev,

if (!map) {
map = kmalloc(sizeof(*map), GFP_KERNEL);
- }
- if (!map) {
- printk(KERN_ERR MOD_NAME ": kmalloc failed");
- goto out;
+ if (!map)
+ goto out;
}
memset(map, 0, sizeof(*map));
INIT_LIST_HEAD(&map->list);
diff --git a/drivers/mtd/maps/sun_uflash.c b/drivers/mtd/maps/sun_uflash.c
index 1e73bba..80a253c 100644
--- a/drivers/mtd/maps/sun_uflash.c
+++ b/drivers/mtd/maps/sun_uflash.c
@@ -62,10 +62,8 @@ int uflash_devinit(struct platform_device *op, struct device_node *dp)
}

up = kzalloc(sizeof(struct uflash_dev), GFP_KERNEL);
- if (!up) {
- printk(KERN_ERR PFX "Cannot allocate struct uflash_dev\n");
+ if (!up)
return -ENOMEM;
- }

/* copy defaults and tweak parameters */
memcpy(&up->map, &uflash_map_templ, sizeof(uflash_map_templ));
diff --git a/drivers/mtd/maps/vmu-flash.c b/drivers/mtd/maps/vmu-flash.c
index 6b223cf..a76a5ff 100644
--- a/drivers/mtd/maps/vmu-flash.c
+++ b/drivers/mtd/maps/vmu-flash.c
@@ -130,9 +130,6 @@ static int maple_vmu_read_block(unsigned int num, unsigned char *buf,
if (!pcache->buffer) {
pcache->buffer = kmalloc(card->blocklen, GFP_KERNEL);
if (!pcache->buffer) {
- dev_err(&mdev->dev, "VMU at (%d, %d) - read fails due"
- " to lack of memory\n", mdev->port,
- mdev->unit);
error = -ENOMEM;
goto outB;
}
--
2.7.4