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Commit b03a7413 authored by Narendra Muppalla's avatar Narendra Muppalla Committed by Gerrit - the friendly Code Review server
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disp: msm: sde: remove an uninitialized index variable 



Avoid exposing any uninitialized data when setting up the
interrupt tables.

Change-Id: I00d3dc8b5acc843401148585a129fde58e326beb
Signed-off-by: default avatarNarendra Muppalla <NarendraM@codeaurora.org>
Signed-off-by: default avatarSteve Cohen <cohens@codeaurora.org>
parent 9beffdfd

msm/sde/sde_hw_interrupts.c

+2 −5
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.

 * Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.

 */



#include <linux/bitops.h>
@@ -1119,7 +1119,7 @@ static int _sde_hw_intr_init_irq_tables(struct sde_hw_intr *intr, 
	struct sde_mdss_cfg *m)

{

	struct sde_intr_irq_offsets *item;

	int i, idx, sde_irq_tbl_idx = 0, ret = 0;

	int i, sde_irq_tbl_idx = 0, ret = 0;

	u32 low_idx, high_idx;

	u32 sde_irq_map_idx = 0;
@@ -1128,9 +1128,6 @@ static int _sde_hw_intr_init_irq_tables(struct sde_hw_intr *intr, 
		low_idx = sde_irq_map_idx;

		high_idx = low_idx + _get_irq_map_size(item);



		pr_debug("init[%d]=%d low:%d high:%d\n",

			sde_irq_tbl_idx, idx, low_idx, high_idx);



		if (sde_irq_tbl_idx >= intr->sde_irq_size ||

			sde_irq_tbl_idx < 0) {

			ret = -EINVAL;