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authorDavid Teigland <teigland@redhat.com>2008-07-29 22:21:19 +0200
committerDavid Teigland <teigland@redhat.com>2008-08-13 19:47:36 +0200
commitcb980d9a3ec3d39e30e0a4c473df528c09e0dcf3 (patch)
tree817fd390f15904ef0b14b22b4b8c7a2055514337 /fs/dlm/user.c
parentLinux 2.6.27-rc3 (diff)
downloadlinux-cb980d9a3ec3d39e30e0a4c473df528c09e0dcf3.tar.xz
linux-cb980d9a3ec3d39e30e0a4c473df528c09e0dcf3.zip
dlm: add missing kfrees
A couple of unlikely error conditions were missing a kfree on the error exit path. Reported-by: Juha Leppanen <juha_motorsportcom@luukku.com> Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/user.c')
-rw-r--r--fs/dlm/user.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/dlm/user.c b/fs/dlm/user.c
index 929e48ae7591..34f14a14fb4e 100644
--- a/fs/dlm/user.c
+++ b/fs/dlm/user.c
@@ -527,8 +527,10 @@ static ssize_t device_write(struct file *file, const char __user *buf,
k32buf = (struct dlm_write_request32 *)kbuf;
kbuf = kmalloc(count + 1 + (sizeof(struct dlm_write_request) -
sizeof(struct dlm_write_request32)), GFP_KERNEL);
- if (!kbuf)
+ if (!kbuf) {
+ kfree(k32buf);
return -ENOMEM;
+ }
if (proc)
set_bit(DLM_PROC_FLAGS_COMPAT, &proc->flags);
@@ -539,8 +541,10 @@ static ssize_t device_write(struct file *file, const char __user *buf,
/* do we really need this? can a write happen after a close? */
if ((kbuf->cmd == DLM_USER_LOCK || kbuf->cmd == DLM_USER_UNLOCK) &&
- (proc && test_bit(DLM_PROC_FLAGS_CLOSING, &proc->flags)))
- return -EINVAL;
+ (proc && test_bit(DLM_PROC_FLAGS_CLOSING, &proc->flags))) {
+ error = -EINVAL;
+ goto out_free;
+ }
sigfillset(&allsigs);
sigprocmask(SIG_BLOCK, &allsigs, &tmpsig);