tracing/filters: Fix MATCH_MIDDLE_ONLY filter matching
authorLi Zefan <lizf@cn.fujitsu.com>
Thu, 14 Jan 2010 02:54:11 +0000 (10:54 +0800)
committerSteven Rostedt <rostedt@goodmis.org>
Fri, 15 Jan 2010 03:38:11 +0000 (22:38 -0500)
commitb2af211f284eb1bef19fbb85fc8ef551bb1e7460
tree251b3848de7478ad9123c92fc7c95a464bd84f78
parentd5f1fb53353edc38da326445267c1df0c9676df2
tracing/filters: Fix MATCH_MIDDLE_ONLY filter matching

The @str might not be NULL-terminated if it's of type
DYN_STRING or STATIC_STRING, so we should use strnstr()
instead of strstr().

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
LKML-Reference: <4B4E8753.2000102@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
kernel/trace/trace_events_filter.c