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drm/msm/dsi: Fix potential NULL pointer dereference in msm_dsi_modeset_init
authorGustavo A. R. Silva <garsilva@embeddedor.com>
Fri, 2 Feb 2018 12:42:33 +0000 (06:42 -0600)
committerRob Clark <robdclark@gmail.com>
Mon, 19 Mar 2018 10:33:34 +0000 (06:33 -0400)
commit9242489bcb6264882525c8ef7d63fdae17ced77b
tree883b3ead98a4bae0e37c2b1b3ade00d17cb95d2atree | snapshot
parentffe6f0cd61aa4035e19f068ca70152f8055b117acommit | diff
drm/msm/dsi: Fix potential NULL pointer dereference in msm_dsi_modeset_init

_dev_ is being dereferenced before it is null checked, hence there
is a potential null pointer dereference.

Fix this by moving the pointer dereference after _dev_ has been
null checked.

Fixes: d4e7f38d70ef ("drm/msm/dsi: check msm_dsi and dsi pointers before use")
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Rob Clark <robdclark@gmail.com>
drivers/gpu/drm/msm/dsi/dsi.c diff | blob | history
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