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authorAdrian Bunk <bunk@stusta.de>2006-04-10 22:55:19 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-11 06:18:51 -0700
commitf4675c7016484220a62069d87958a2873d92f159 (patch)
treee46542b35921773f947c6efa5bb38b1a885f288c /drivers/isdn/gigaset
parent8ca445df3a3291c2bdd95b91142c079700a688be (diff)
[PATCH] isdn/gigaset/common.c: fix a memory leak
Fix a memory leak spotted by the Coverity checker if (!try_module_get(owner)). Signed-off-by: Adrian Bunk <bunk@stusta.de> Acked-by: Tilman Schmidt <tilman@imap.cc> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/isdn/gigaset')
-rw-r--r--drivers/isdn/gigaset/common.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c
index 68db361e766..749b3da1236 100644
--- a/drivers/isdn/gigaset/common.c
+++ b/drivers/isdn/gigaset/common.c
@@ -1110,8 +1110,9 @@ struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
drv = kmalloc(sizeof *drv, GFP_KERNEL);
if (!drv)
return NULL;
+
if (!try_module_get(owner))
- return NULL;
+ goto out1;
drv->cs = NULL;
drv->have_tty = 0;
@@ -1125,10 +1126,11 @@ struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
drv->cs = kmalloc(minors * sizeof *drv->cs, GFP_KERNEL);
if (!drv->cs)
- goto out1;
+ goto out2;
+
drv->flags = kmalloc(minors * sizeof *drv->flags, GFP_KERNEL);
if (!drv->flags)
- goto out2;
+ goto out3;
for (i = 0; i < minors; ++i) {
drv->flags[i] = 0;
@@ -1145,11 +1147,12 @@ struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
return drv;
-out2:
+out3:
kfree(drv->cs);
+out2:
+ module_put(owner);
out1:
kfree(drv);
- module_put(owner);
return NULL;
}
EXPORT_SYMBOL_GPL(gigaset_initdriver);