Messages in this thread Patch in this message | | | Date | Sat, 21 Mar 2009 15:18:25 GMT | From | Li Zefan <> | Subject | [tip:tracing/blktrace] blktrace: fix possible memory leak |
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Commit-ID: 1a17662ea033674a58bad3603531b0b5d42572f6 Gitweb: http://git.kernel.org/tip/1a17662ea033674a58bad3603531b0b5d42572f6 Author: Li Zefan <lizf@cn.fujitsu.com> AuthorDate: Fri, 20 Mar 2009 09:47:30 +0800 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Sat, 21 Mar 2009 16:15:47 +0100
blktrace: fix possible memory leak
When we failed to create "block" debugfs dir, we should do some cleanups.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Acked-by: Frederic Weisbecker <fweisbec@gmail.com> Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Jens Axboe <jens.axboe@oracle.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <49C2F5B2.8000800@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
--- kernel/trace/blktrace.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index b171778..fb3bc53 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -432,7 +432,7 @@ int do_blk_trace_setup(struct request_queue *q, char *name, dev_t dev, if (!blk_tree_root) { blk_tree_root = debugfs_create_dir("block", NULL); if (!blk_tree_root) - return -ENOMEM; + goto err; } dir = debugfs_create_dir(buts->name, blk_tree_root);
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