diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2018-03-10 16:40:33 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2018-03-29 15:07:48 -0400 |
| commit | a7498968338da9b928f5d8054acc8be6ed2bc14c (patch) | |
| tree | 393c9f7d6ef8fbf4fa3f71c8e90b3a8ef9a80e09 | |
| parent | 5bf1ddf7ee0e23598a620ef9ea2b0f00e804859d (diff) | |
oprofilefs: don't oops on allocation failure
... just short-circuit the creation of potential children
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | drivers/oprofile/oprofilefs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c index d77ebbfc67c9..4ea08979312c 100644 --- a/drivers/oprofile/oprofilefs.c +++ b/drivers/oprofile/oprofilefs.c @@ -138,6 +138,9 @@ static int __oprofilefs_create_file(struct dentry *root, char const *name, struct dentry *dentry; struct inode *inode; + if (!root) + return -ENOMEM; + inode_lock(d_inode(root)); dentry = d_alloc_name(root, name); if (!dentry) { |