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-rw-r--r--fs/debugfs/file.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index 9c1c9a01b7e5..592059f88e04 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -127,7 +127,6 @@ static int open_proxy_open(struct inode *inode, struct file *filp)
r = real_fops->open(inode, filp);
out:
- fops_put(real_fops);
debugfs_use_file_finish(srcu_idx);
return r;
}
@@ -262,8 +261,10 @@ static int full_proxy_open(struct inode *inode, struct file *filp)
if (real_fops->open) {
r = real_fops->open(inode, filp);
-
- if (filp->f_op != proxy_fops) {
+ if (r) {
+ replace_fops(filp, d_inode(dentry)->i_fop);
+ goto free_proxy;
+ } else if (filp->f_op != proxy_fops) {
/* No protection against file removal anymore. */
WARN(1, "debugfs file owner replaced proxy fops: %pd",
dentry);