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由 Ulf Hansson 提交于
devm_ioremap() returns NULL on error, not an error. Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org> Acked-by: NLinus Walleij <linus.walleij@linaro.org> Signed-off-by: NWolfram Sang <wsa@the-dreams.de> Cc: stable@kernel.org
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