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| author |   Ritesh Harjani <riteshh@codeaurora.org> | 2019-02-22 19:21:34 +0530 |
|---|---|---|
| committer |   Ulf Hansson <ulf.hansson@linaro.org> | 2019-02-27 10:00:17 +0100 |
| commit | e5723f95d6b493dd437f1199cacb41459713b32f (patch) | |
| tree | 9d156ff32fb2359b9e4f1449ea7fe8e75c813769 /drivers/mmc/host/cqhci.c | |
| parent | mmc: tmio: fix access width of Block Count Register (diff) | |
| download | linux-dev-e5723f95d6b493dd437f1199cacb41459713b32f.tar.xz linux-dev-e5723f95d6b493dd437f1199cacb41459713b32f.zip | |
mmc: core: Fix NULL ptr crash from mmc_should_fail_request
In case of CQHCI, mrq->cmd may be NULL for data requests (non DCMD).
In such case mmc_should_fail_request is directly dereferencing
mrq->cmd while cmd is NULL.
Fix this by checking for mrq->cmd pointer.
Fixes: 72a5af554df8 ("mmc: core: Add support for handling CQE requests")
Signed-off-by: Ritesh Harjani <riteshh@codeaurora.org>
Cc: stable@vger.kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/cqhci.c')
0 files changed, 0 insertions, 0 deletions