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Commit 2aa114c3 authored by Clarence Ip's avatar Clarence Ip Committed by Steve Cohen
Browse files

drm/msm/sde: limit log filter scan to function name 



Stop scanning for debug log filter matches at the end
of function names, rather than accessing extra bytes
past the string.

Change-Id: I6fe06e7a6263a37146067e4347f371650fa51b91
Signed-off-by: default avatarClarence Ip <cip@codeaurora.org>
parent bec74282

drivers/gpu/drm/msm/sde_dbg_evtlog.c

+4 −2
Original line number Diff line number Diff line
@@ -34,19 +34,21 @@ static bool _sde_evtlog_is_filtered_no_lock( 
		struct sde_dbg_evtlog *evtlog, const char *str)

{

	struct sde_evtlog_filter *filter_node;

	size_t len;

	bool rc;



	if (!str)

		return true;



	len = strlen(str);



	/*

	 * Filter the incoming string IFF the list is not empty AND

	 * a matching entry is not in the list.

	 */

	rc = !list_empty(&evtlog->filter_list);

	list_for_each_entry(filter_node, &evtlog->filter_list, list)

		if (strnstr(str, filter_node->filter,

					SDE_EVTLOG_FILTER_STRSIZE - 1)) {

		if (strnstr(str, filter_node->filter, len)) {

			rc = false;

			break;

		}