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-rw-r--r--fs/orangefs/devorangefs-req.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/orangefs/devorangefs-req.c b/fs/orangefs/devorangefs-req.c
index e1534c9bab16..c19f0787c9c6 100644
--- a/fs/orangefs/devorangefs-req.c
+++ b/fs/orangefs/devorangefs-req.c
@@ -180,6 +180,10 @@ static ssize_t orangefs_devreq_read(struct file *file,
return -EINVAL;
}
+ /* Check for an empty list before locking. */
+ if (list_empty(&orangefs_request_list))
+ return -EAGAIN;
+
restart:
/* Get next op (if any) from top of list. */
spin_lock(&orangefs_request_list_lock);