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authorSteve French <smfrench@gmail.com>2018-02-04 04:45:07 +0300
committerSteve French <smfrench@gmail.com>2018-02-07 18:36:43 +0300
commitf9de151bf2b8055563b85ff6896fd86891bbe6c5 (patch)
tree283d4d14dc93b7327714d7d753a219f9a308df35 /fs/cifs/smbdirect.c
parentade7db991b47ab3016a414468164f4966bd08202 (diff)
downloadlinux-f9de151bf2b8055563b85ff6896fd86891bbe6c5.tar.xz
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>
Diffstat (limited to 'fs/cifs/smbdirect.c')
-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);