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