With gcc 4.9.0:

    block/blk-core.c: In function 'blk_pm_allow_request':
    block/blk-core.c:2653:2: warning: enumeration value 'RPM_ACTIVE' not 
handled in switch [-Wswitch]
      switch (rq->q->rpm_status) {
      ^

Convert the return statement below the switch() block into a default
case to fix this.

Fixes: e4f36b249b4d4e75 ("block: fix peeking requests during PM")
Signed-off-by: Geert Uytterhoeven <geert+rene...@glider.be>
Reviewed-by: Christoph Hellwig <h...@lst.de>
---
v2:
  - Add Reviewed-by,
  - Update line number.
---
 block/blk-core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/block/blk-core.c b/block/blk-core.c
index 2d1a7bbe063437bf..81d2928ce4e9d370 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -2656,9 +2656,9 @@ static bool blk_pm_allow_request(struct request *rq)
                return rq->rq_flags & RQF_PM;
        case RPM_SUSPENDED:
                return false;
+       default:
+               return true;
        }
-
-       return true;
 }
 #else
 static bool blk_pm_allow_request(struct request *rq)
-- 
2.7.4

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