Convert simple loops over superblocks to list_for_each_entry_safe
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/buffer.c b/fs/buffer.c
index 021ec4d..ded29b0 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -562,12 +562,11 @@
static void do_thaw_all(struct work_struct *work)
{
- struct super_block *sb;
+ struct super_block *sb, *n;
char b[BDEVNAME_SIZE];
spin_lock(&sb_lock);
-restart:
- list_for_each_entry(sb, &super_blocks, s_list) {
+ list_for_each_entry_safe(sb, n, &super_blocks, s_list) {
if (list_empty(&sb->s_instances))
continue;
sb->s_count++;
@@ -578,8 +577,6 @@
bdevname(sb->s_bdev, b));
up_read(&sb->s_umount);
spin_lock(&sb_lock);
- if (__put_super_and_need_restart(sb))
- goto restart;
}
spin_unlock(&sb_lock);
kfree(work);