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proc: save LOC by using while loop

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Use while loop instead of infinite loop with "break;".

Also move some variable to the inner scope where they belong.

Link: https://lkml.kernel.org/r/82c8f8e7-8ded-46ca-8857-e60b991d6205@p183
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2023-09-29 19:31:41 +03:00 committed by Andrew Morton
parent 860a2e7fa4
commit ead5a72773
1 changed files with 4 additions and 7 deletions
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11
fs/proc/inode.c
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@ -110,18 +110,15 @@ void __init proc_init_kmemcache(void)
void proc_invalidate_siblings_dcache(struct hlist_head *inodes, spinlock_t *lock)
{
struct inode *inode;
struct proc_inode *ei;
struct hlist_node *node;
struct super_block *old_sb = NULL;
rcu_read_lock();
for (;;) {
while ((node = hlist_first_rcu(inodes))) {
struct proc_inode *ei = hlist_entry(node, struct proc_inode, sibling_inodes);
struct super_block *sb;
node = hlist_first_rcu(inodes);
if (!node)
break;
ei = hlist_entry(node, struct proc_inode, sibling_inodes);
struct inode *inode;
spin_lock(lock);
hlist_del_init_rcu(&ei->sibling_inodes);
spin_unlock(lock);