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Commit 02f4c7a9 authored by Vijay kumar Tumati's avatar Vijay kumar Tumati
Browse files

msm: camera: Check step position table for NULL pointer 



Before accessing step position table we need to make sure
its valid.

Change-Id: I914a51861e982d556039e5ba8510a67cab69fb82
Signed-off-by: default avatarVijay kumar Tumati <vtumati@codeaurora.org>
parent 6604cb54

drivers/media/platform/msm/camera_v2/sensor/actuator/msm_actuator.c

+5 −0
Original line number Diff line number Diff line
@@ -573,6 +573,11 @@ static int32_t msm_actuator_move_focus( 


	CDBG("called, dir %d, num_steps %d\n", dir, num_steps);



	if (a_ctrl->step_position_table == NULL) {

		pr_err("Step Position Table is NULL\n");

		return -EINVAL;

	}



	if ((dest_step_pos == a_ctrl->curr_step_pos) ||

		((dest_step_pos <= a_ctrl->total_steps) &&

		(a_ctrl->step_position_table[dest_step_pos] ==