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authorSteve French2018-02-03 19:45:07 -0600
committerSteve French2018-02-07 09:36:43 -0600
commitf9de151bf2b8055563b85ff6896fd86891bbe6c5 (patch)
tree283d4d14dc93b7327714d7d753a219f9a308df35
parentade7db991b47ab3016a414468164f4966bd08202 (diff)
address lock imbalance warnings in smbdirect.c
Although at least one of these was an overly strict sparse warning in the new smbdirect code, it is cleaner to fix - so no warnings. Signed-off-by: Steve French <smfrench@gmail.com> Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
-rw-r--r--fs/cifs/smbdirect.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/fs/cifs/smbdirect.c b/fs/cifs/smbdirect.c
index 5130492847eb..91710eb571fb 100644
--- a/fs/cifs/smbdirect.c
+++ b/fs/cifs/smbdirect.c
@@ -217,9 +217,10 @@ static void smbd_destroy_rdma_work(struct work_struct *work)
spin_unlock_irqrestore(
&info->reassembly_queue_lock, flags);
put_receive_buffer(info, response);
- }
+ } else
+ spin_unlock_irqrestore(&info->reassembly_queue_lock, flags);
} while (response);
- spin_unlock_irqrestore(&info->reassembly_queue_lock, flags);
+
info->reassembly_data_length = 0;
log_rdma_event(INFO, "free receive buffers\n");
@@ -1934,15 +1935,16 @@ again:
* No need to lock if we are not at the
* end of the queue
*/
- if (!queue_length)
+ if (queue_length)
+ list_del(&response->list);
+ else {
spin_lock_irq(
&info->reassembly_queue_lock);
- list_del(&response->list);
- queue_removed++;
- if (!queue_length)
+ list_del(&response->list);
spin_unlock_irq(
&info->reassembly_queue_lock);
-
+ }
+ queue_removed++;
info->count_reassembly_queue--;
info->count_dequeue_reassembly_queue++;
put_receive_buffer(info, response);