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debugfs: fix missing mutex_destroy() in short_fops case

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we need that in ->real_fops == NULL, ->short_fops != NULL case

Fixes: 8dc6d81c6b "debugfs: add small file operations for most files"
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Link: https://lore.kernel.org/r/20241229081223.3193228-1-viro@zeniv.linux.org.uk
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Al Viro 2024-12-29 08:12:04 +00:00 committed by Greg Kroah-Hartman
parent f8f25893a4
commit 24edfbdedf
1 changed files with 1 additions and 1 deletions
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2
fs/debugfs/inode.c
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@ -229,7 +229,7 @@ static void debugfs_release_dentry(struct dentry *dentry)
return;
/* check it wasn't a dir (no fsdata) or automount (no real_fops) */
if (fsd && fsd->real_fops) {
if (fsd && (fsd->real_fops || fsd->short_fops)) {
WARN_ON(!list_empty(&fsd->cancellations));
mutex_destroy(&fsd->cancellations_mtx);
}