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    Subject[tip:perf/core] perf probe: Fix not to return non-matched file
    Commit-ID:  c9e385826d4f1ca5a72005ab8503598f791a8dc0
    Gitweb: http://git.kernel.org/tip/c9e385826d4f1ca5a72005ab8503598f791a8dc0
    Author: Masami Hiramatsu <mhiramat@redhat.com>
    AuthorDate: Fri, 2 Apr 2010 12:50:45 -0400
    Committer: Ingo Molnar <mingo@elte.hu>
    CommitDate: Fri, 2 Apr 2010 19:35:42 +0200

    perf probe: Fix not to return non-matched file

    Fix cu_find_realpath() not to return the last file path
    if that is not matched to input pattern.

    Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
    Cc: Paul Mackerras <paulus@samba.org>
    Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Mike Galbraith <efault@gmx.de>
    Cc: Frederic Weisbecker <fweisbec@gmail.com>
    Cc: systemtap <systemtap@sources.redhat.com>
    Cc: DLE <dle-develop@lists.sourceforge.net>
    LKML-Reference: <20100402165045.23551.47780.stgit@localhost6.localdomain6>
    Signed-off-by: Ingo Molnar <mingo@elte.hu>
    ---
    tools/perf/util/probe-finder.c | 2 ++
    1 files changed, 2 insertions(+), 0 deletions(-)

    diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
    index db52ec2..b44132e 100644
    --- a/tools/perf/util/probe-finder.c
    +++ b/tools/perf/util/probe-finder.c
    @@ -183,6 +183,8 @@ static const char *cu_find_realpath(Dwarf_Die *cu_die, const char *fname)
    if (strtailcmp(src, fname) == 0)
    break;
    }
    + if (i == nfiles)
    + return NULL;
    return src;
    }


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