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Kangjie Lu authored
regmap_update_bits could fail and deserves a check. The patch adds the checks and if it fails, returns its error code upstream. Signed-off-by: Kangjie Lu <kjlu@umn.edu> Reviewed-by: Mukesh Ojha <mojha@codeaurora.org> Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
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