* [patch 2/3] btrfs: handle kmalloc() failure
@ 2010-03-20 11:24 ` Dan Carpenter
0 siblings, 0 replies; 2+ messages in thread
From: Dan Carpenter @ 2010-03-20 11:24 UTC (permalink / raw)
To: Chris Mason
Cc: Yan Zheng, Josef Bacik, Sage Weil, Al Viro, linux-btrfs,
linux-kernel, kernel-janitors
Return -ENOMEM if kmalloc() fails.
Signed-off-by: Dan Carpenter <error27@gmail.com>
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 15f661d..be9b5df 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1212,6 +1212,9 @@ static noinline int btrfs_ioctl_ino_lookup(struct file *file,
return -EPERM;
args = kmalloc(sizeof(*args), GFP_KERNEL);
+ if (!args)
+ return -ENOMEM;
+
if (copy_from_user(args, argp, sizeof(*args))) {
kfree(args);
return -EFAULT;
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [patch 2/3] btrfs: handle kmalloc() failure
@ 2010-03-20 11:24 ` Dan Carpenter
0 siblings, 0 replies; 2+ messages in thread
From: Dan Carpenter @ 2010-03-20 11:24 UTC (permalink / raw)
To: Chris Mason
Cc: Yan Zheng, Josef Bacik, Sage Weil, Al Viro, linux-btrfs,
linux-kernel, kernel-janitors
Return -ENOMEM if kmalloc() fails.
Signed-off-by: Dan Carpenter <error27@gmail.com>
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 15f661d..be9b5df 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1212,6 +1212,9 @@ static noinline int btrfs_ioctl_ino_lookup(struct file *file,
return -EPERM;
args = kmalloc(sizeof(*args), GFP_KERNEL);
+ if (!args)
+ return -ENOMEM;
+
if (copy_from_user(args, argp, sizeof(*args))) {
kfree(args);
return -EFAULT;
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2010-03-20 11:24 [patch 2/3] btrfs: handle kmalloc() failure Dan Carpenter
2010-03-20 11:24 ` Dan Carpenter
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