mmc: block: Check return value of blk_get_request()

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blk_get_request() can fail, always check the return value.

Fixes: 0493f6fe5b ("mmc: block: Move boot partition locking into a driver op")
Fixes: 3ecd8cf23f ("mmc: block: move multi-ioctl() to use block layer")
Fixes: 614f0388f5 ("mmc: block: move single ioctl() commands to block requests")
Fixes: 627c3ccfb4 ("mmc: debugfs: Move block debugfs into block module")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Cc: stable@vger.kernel.org # 4.13+
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

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Adrian Hunter 2017-11-21 15:42:28 +02:00 • committed by Ulf Hansson

parent 34c089e806

commit fb8e456e54

1 changed files with 19 additions and 1 deletions

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drivers/mmc/core/block.c

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