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authorPaulo Marques <pmarques@grupopie.com>2005-06-23 11:09:02 +0400
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-23 20:45:18 +0400
commit543537bd922692bc978e2e356fcd8bfc9c2ee7d5 (patch)
tree0089e3907e7d6c17c01cffc6ea4a8962ed053079 /drivers/md/dm-ioctl.c
parent991114c6fa6a21d1fa4d544abe78592352860c82 (diff)
downloadlinux-543537bd922692bc978e2e356fcd8bfc9c2ee7d5.tar.xz
[PATCH] create a kstrdup library function
This patch creates a new kstrdup library function and changes the "local" implementations in several places to use this function. Most of the changes come from the sound and net subsystems. The sound part had already been acknowledged by Takashi Iwai and the net part by David S. Miller. I left UML alone for now because I would need more time to read the code carefully before making changes there. Signed-off-by: Paulo Marques <pmarques@grupopie.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/md/dm-ioctl.c')
-rw-r--r--drivers/md/dm-ioctl.c14
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index ee3c869d9701..200a0688f717 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -122,14 +122,6 @@ static struct hash_cell *__get_uuid_cell(const char *str)
/*-----------------------------------------------------------------
* Inserting, removing and renaming a device.
*---------------------------------------------------------------*/
-static inline char *kstrdup(const char *str)
-{
- char *r = kmalloc(strlen(str) + 1, GFP_KERNEL);
- if (r)
- strcpy(r, str);
- return r;
-}
-
static struct hash_cell *alloc_cell(const char *name, const char *uuid,
struct mapped_device *md)
{
@@ -139,7 +131,7 @@ static struct hash_cell *alloc_cell(const char *name, const char *uuid,
if (!hc)
return NULL;
- hc->name = kstrdup(name);
+ hc->name = kstrdup(name, GFP_KERNEL);
if (!hc->name) {
kfree(hc);
return NULL;
@@ -149,7 +141,7 @@ static struct hash_cell *alloc_cell(const char *name, const char *uuid,
hc->uuid = NULL;
else {
- hc->uuid = kstrdup(uuid);
+ hc->uuid = kstrdup(uuid, GFP_KERNEL);
if (!hc->uuid) {
kfree(hc->name);
kfree(hc);
@@ -273,7 +265,7 @@ static int dm_hash_rename(const char *old, const char *new)
/*
* duplicate new.
*/
- new_name = kstrdup(new);
+ new_name = kstrdup(new, GFP_KERNEL);
if (!new_name)
return -ENOMEM;