luck/tmp_suning_uos_patched
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

tracing: Fix failure path in ftrace_regex_open()

Browse Source 
Don't forget to free trace_parser if seq_open() returned failure.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <4AB86694.4040803@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Li Zefan 2009-09-22 13:54:28 +08:00 committed by Ingo Molnar
parent 1eb90f138b
commit 79fe249c83
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
kernel/trace/ftrace.c
View File

@ -1621,8 +1621,10 @@ ftrace_regex_open(struct inode *inode, struct file *file, int enable)
if (!ret) {
struct seq_file *m = file->private_data;
m->private = iter;
} else
} else {
trace_parser_put(&iter->parser);
kfree(iter);
}
} else
file->private_data = iter;
mutex_unlock(&ftrace_regex_lock);