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-rw-r--r--drivers/block/loop.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 28d932906f24..ebbd0c3fe0ed 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -608,6 +608,9 @@ static int loop_switch(struct loop_device *lo, struct file *file)
*/
static int loop_flush(struct loop_device *lo)
{
+ /* loop not yet configured, no running thread, nothing to flush */
+ if (lo->lo_state != Lo_bound)
+ return 0;
return loop_switch(lo, NULL);
}