Staging: speakup: Use kmemdup rather than duplicating its implementation
Author: Thomas Meyer <thomas@m3y3r.de>
Use kmemdup rather than duplicating its implementation
The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.
Signed-off-by: Thomas Meyer
Signed-off-by: Greg Kroah-Hartman
---
drivers/staging/speakup/kobjects.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c
index 07a7f54..2093896 100644
--- a/drivers/staging/speakup/kobjects.c
+++ b/drivers/staging/speakup/kobjects.c
@@ -265,12 +265,11 @@ static ssize_t keymap_store(struct kobject *kobj, struct kobj_attribute *attr,
unsigned long flags;
spk_lock(flags);
- in_buff = kmalloc(count + 1, GFP_ATOMIC);
+ in_buff = kmemdup(buf, count + 1, GFP_ATOMIC);
if (!in_buff) {
spk_unlock(flags);
return -ENOMEM;
}
- memcpy(in_buff, buf, count + 1);
if (strchr("dDrR", *in_buff)) {
set_key_info(key_defaults, key_buf);
pr_info("keymap set to default values\n"); |
---
drivers/staging/speakup/kobjects.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c
index 07a7f54..2093896 100644
--- a/drivers/staging/speakup/kobjects.c
+++ b/drivers/staging/speakup/kobjects.c
@@ -265,12 +265,11 @@ static ssize_t keymap_store(struct kobject *kobj, struct kobj_attribute *attr,
unsigned long flags;
spk_lock(flags);
- in_buff = kmalloc(count + 1, GFP_ATOMIC);
+ in_buff = kmemdup(buf, count + 1, GFP_ATOMIC);
if (!in_buff) {
spk_unlock(flags);
return -ENOMEM;
}
- memcpy(in_buff, buf, count + 1);
if (strchr("dDrR", *in_buff)) {
set_key_info(key_defaults, key_buf);
pr_info("keymap set to default values\n");