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Commit 0fcdbe2e authored by Tejas Prajapati's avatar Tejas Prajapati
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msm: camera: isp: variable should be accessed only if match is found 



There is a possibility that the priority variable would
be accessed even for the HEAD node which would result in
out of bound errors, so access the elements of the
structure only if the handler is found.

CRs-Fixed: 2646173
Change-Id: I0540658b9c9487f6e3a4601a488a1add1e790dda
Signed-off-by: default avatarTejas Prajapati <tpraja@codeaurora.org>
parent 496b96b3

drivers/cam_isp/isp_hw_mgr/hw_utils/irq_controller/cam_irq_controller.c

+2 −2
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.

 * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.

 */



#include <linux/slab.h>
@@ -515,8 +515,8 @@ int cam_irq_controller_unsubscribe_irq(void *irq_controller, 
		}

	}



	priority = evt_handler->priority;

	if (found) {

		priority = evt_handler->priority;

		for (i = 0; i < controller->num_registers; i++) {

			irq_register = &controller->irq_register_arr[i];

			irq_register->top_half_enable_mask[priority] &=