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authorMayank Chopra <makchopra@codeaurora.org>2014-02-06 19:16:14 +0530
committerDavid Keitel <dkeitel@codeaurora.org>2016-03-23 20:26:43 -0700
commit18b81b9908bda53eb70da81a1e44ec63d9bf13ea (patch)
tree810ff5c663d55651341a37c4d9436ccb9907bbc3 /drivers
parentfd1dff9bf6881e60d524d0b6675a3fece5bc8fa3 (diff)
msm: mdss: Add pipe null check before usage
Check if pipe pointer points to allocated pipe structure before accessing its parameters in pipe initialization function. Change-Id: Id3dbad583d076b67ea64a7f84b56e5d32eeba827 Signed-off-by: Mayank Chopra <makchopra@codeaurora.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/video/fbdev/msm/mdss_mdp_pipe.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/fbdev/msm/mdss_mdp_pipe.c b/drivers/video/fbdev/msm/mdss_mdp_pipe.c
index b9b6c8aea417..0067b1676f71 100644
--- a/drivers/video/fbdev/msm/mdss_mdp_pipe.c
+++ b/drivers/video/fbdev/msm/mdss_mdp_pipe.c
@@ -561,7 +561,7 @@ static struct mdss_mdp_pipe *mdss_mdp_pipe_init(struct mdss_mdp_mixer *mixer,
return NULL;
}
- if (mdss_mdp_pipe_is_sw_reset_available(mdata)) {
+ if (pipe && mdss_mdp_pipe_is_sw_reset_available(mdata)) {
force_off_mask =
BIT(pipe->clk_ctrl.bit_off + CLK_FORCE_OFF_OFFSET);
mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_ON, false);