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Revert "configfs: fix a race in configfs_lookup()" 

This reverts commit c709c7ca02 which is
commit c42dd069be upstream.

It was backported incorrectly, and will come back later in a way that
actually works.

Cc: Sishuai Gong <sishuai@purdue.edu>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Kyle Zeng <zengyhkyle@gmail.com>
Reported-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/27f978f3-11ca-6054-5160-ab66d4c918bc@roeck-us.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2023-09-21 09:14:16 +02:00
parent 5452d1be67
commit 2cc1f49862
1 changed files with 0 additions and 2 deletions
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2
fs/configfs/dir.c
View File

@ -479,7 +479,6 @@ static struct dentry * configfs_lookup(struct inode *dir,
if (!configfs_dirent_is_ready(parent_sd))
goto out;
spin_lock(&configfs_dirent_lock);
list_for_each_entry(sd, &parent_sd->s_children, s_sibling) {
if (sd->s_type & CONFIGFS_NOT_PINNED) {
const unsigned char * name = configfs_get_name(sd);
@ -492,7 +491,6 @@ static struct dentry * configfs_lookup(struct inode *dir,
break;
}
}
spin_unlock(&configfs_dirent_lock);
if (!found) {
/*