Commit-ID: 3db272c0494900fcb905a201180a78cae3addd6e Gitweb: http://git.kernel.org/tip/3db272c0494900fcb905a201180a78cae3addd6e Author: Li Zefan <lizf@xxxxxxxxxxxxxx> AuthorDate: Thu, 3 Mar 2011 14:25:37 +0800 Committer: Ingo Molnar <mingo@xxxxxxx> CommitDate: Fri, 4 Mar 2011 11:32:50 +0100 perf cgroup: Fix leak of file reference count In perf_cgroup_connect(), fput_light() is missing in a failure path. Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx> Acked-by: Stephane Eranian <eranian@xxxxxxxxxx> Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> LKML-Reference: <4D6F3461.6060406@xxxxxxxxxxxxxx> Signed-off-by: Ingo Molnar <mingo@xxxxxxx> --- kernel/perf_event.c | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-) diff --git a/kernel/perf_event.c b/kernel/perf_event.c index 821ce82..7c999e8 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -404,8 +404,10 @@ static inline int perf_cgroup_connect(int fd, struct perf_event *event, return -EBADF; css = cgroup_css_from_dir(file, perf_subsys_id); - if (IS_ERR(css)) - return PTR_ERR(css); + if (IS_ERR(css)) { + ret = PTR_ERR(css); + goto out; + } cgrp = container_of(css, struct perf_cgroup, css); event->cgrp = cgrp; @@ -422,6 +424,7 @@ static inline int perf_cgroup_connect(int fd, struct perf_event *event, /* must be done before we fput() the file */ perf_get_cgroup(event); } +out: fput_light(file, fput_needed); return ret; } -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html