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Commit 58852d29 authored by Manoj Prabhu B's avatar Manoj Prabhu B
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diag: dci: Check for valid dci client entry 



This patch adds the check for dci client entry validity
before being accessed for its structure member.

CRs-Fixed: 1097921
Change-Id: I30307599a86fff5174da1022361294e83ed8b761
Signed-off-by: default avatarManoj Prabhu B <bmanoj@codeaurora.org>
parent 314869eb

drivers/char/diag/diag_dci.c

+4 −3
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
@@ -2203,6 +2203,7 @@ struct diag_dci_client_tbl *dci_lookup_client_entry_pid(int tgid) 
	struct diag_dci_client_tbl *entry = NULL;

	list_for_each_safe(start, temp, &driver->dci_client_list) {

		entry = list_entry(start, struct diag_dci_client_tbl, track);

		if (entry->client && entry->tgid == entry->client->tgid)

			if (entry->client->tgid == tgid)

				return entry;

	}