[PATCH] fs: fix: second lock in function d_prune_aliases().

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Goto statement jumping will cause lock to be executed again without
executing unlock, placing the lock statement in front of goto
label to fix this problem.

Signed-off-by: YANG LI <abaci-bugfix@xxxxxxxxxxxxxxxxx>
Reported-by: Abaci <abaci@xxxxxxxxxxxxxxxxx>
---
 fs/dcache.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/dcache.c b/fs/dcache.c
index 97e81a8..bf38446 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1050,6 +1050,6 @@ void d_prune_aliases(struct inode *inode)
 {
 	struct dentry *dentry;
-restart:
 	spin_lock(&inode->i_lock);
+restart:
 	hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) {
 		spin_lock(&dentry->d_lock);
-- 
1.8.3.1




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