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orangefs: use list_for_each_entry_safe in purge_waiting_ops 

set_op_state_purged can delete the op.

Signed-off-by: Martin Brandenburg <martin@omnibond.com>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Martin Brandenburg 2018-01-22 15:44:51 -05:00 committed by Linus Torvalds
parent 7222708e82
commit 0afc0decf2
1 changed files with 2 additions and 2 deletions
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4
fs/orangefs/waitqueue.c
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@ -29,10 +29,10 @@ static void orangefs_clean_up_interrupted_operation(struct orangefs_kernel_op_s
*/
void purge_waiting_ops(void)
{
struct orangefs_kernel_op_s *op;
struct orangefs_kernel_op_s *op, *tmp;
spin_lock(&orangefs_request_list_lock);
list_for_each_entry(op, &orangefs_request_list, list) {
list_for_each_entry_safe(op, tmp, &orangefs_request_list, list) {
gossip_debug(GOSSIP_WAIT_DEBUG,
"pvfs2-client-core: purging op tag %llu %s\n",
llu(op->tag),