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Commit eaacf31d authored by Surajit Podder's avatar Surajit Podder Committed by Gerrit - the friendly Code Review server
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msm_vidc: Clear pendingq when releasing buffers 



Clear pendingq when releasing buffers to ensure
that invalid buffers are not accessed when new
buffers are queued.

Change-Id: I7ce2babe8bcc25b2582e92f04fc4233a6cfc8ef1
Signed-off-by: default avatarSurajit Podder <spodder@codeaurora.org>
parent b184cdd6

drivers/media/platform/msm/vidc/msm_vidc.c

+11 −1
Original line number Diff line number Diff line 
/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.

/* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -720,6 +720,7 @@ int msm_vidc_release_buffers(void *instance, int buffer_type) 
	struct buffer_info *bi, *dummy;

	struct v4l2_buffer buffer_info;

	struct v4l2_plane plane[VIDEO_MAX_PLANES];

	struct vb2_buf_entry *temp, *next;

	int i, rc = 0;



	if (!inst)
@@ -807,6 +808,15 @@ free_and_unmap: 
		}

	}

	mutex_unlock(&inst->registeredbufs.lock);



	mutex_lock(&inst->pendingq.lock);

	list_for_each_entry_safe(temp, next, &inst->pendingq.list, list) {

		if (temp->vb->type == buffer_type) {

			list_del(&temp->list);

			kfree(temp);

		}

	}

	mutex_unlock(&inst->pendingq.lock);

	return rc;

}

EXPORT_SYMBOL(msm_vidc_release_buffers);