From a7498968338da9b928f5d8054acc8be6ed2bc14c Mon Sep 17 00:00:00 2001 From: Al Viro <viro@zeniv.linux.org.uk> Date: Sat, 10 Mar 2018 16:40:33 -0500 Subject: 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> --- drivers/oprofile/oprofilefs.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/oprofile/oprofilefs.c') 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) { -- cgit v1.2.3