Commit-ID: 1b286bdd5b7684c681b63d5e75cada037064c315 Gitweb: http://git.kernel.org/tip/1b286bdd5b7684c681b63d5e75cada037064c315 Author: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx> AuthorDate: Fri, 11 Oct 2013 12:23:17 +0000 Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> CommitDate: Tue, 15 Oct 2013 14:37:38 -0300 perf probe: Fix to initialize fname always before use it Fix perf probe --list to initialize fname local var always before use it. This may cause a SEGV if there is a probe which is in the function body but not in any inline function. Problem introduced in: commit e08cfd4bda76 Author: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx> Date: Mon Sep 30 18:21:44 2013 +0900 perf probe: Fix to find line information for probe list Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx> Cc: Ingo Molnar <mingo@xxxxxxxxxx> Cc: Namhyung Kim <namhyung@xxxxxxxxxx> Cc: Paul Mackerras <paulus@xxxxxxxxx> Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> Link: http://lkml.kernel.org/r/20131011122317.9662.29736.stgit@kbuild-fedora.novalocal Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> --- tools/perf/util/probe-finder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c index c09e0a9..f069273 100644 --- a/tools/perf/util/probe-finder.c +++ b/tools/perf/util/probe-finder.c @@ -1357,10 +1357,10 @@ int debuginfo__find_probe_point(struct debuginfo *self, unsigned long addr, goto post; } + fname = dwarf_decl_file(&spdie); if (addr == (unsigned long)baseaddr) { /* Function entry - Relative line number is 0 */ lineno = baseline; - fname = dwarf_decl_file(&spdie); goto post; } -- 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