[PATCH 2/3] Perf tools: Fix a compiling error in util/map.c

[Feng Tang]

This patch fix a compile warning taken as error:

        CC util/map.o
        cc1: warnings being treated as errors
        util/map.c: In function ‘map__fprintf_dsoname’:
        util/map.c:240: error: ‘dsoname’ may be used uninitialized in this 
function
        make: *** [util/map.o] Error 1

Signed-off-by: Feng Tang <feng.t...@intel.com>
---
 tools/perf/util/map.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 7d37159..5f90dda 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -237,15 +237,14 @@ size_t map__fprintf(struct map *self, FILE *fp)
 
 size_t map__fprintf_dsoname(struct map *map, FILE *fp)
 {
-       const char *dsoname;
+       const char *dsoname = "[unknown]";
 
        if (map && map->dso && (map->dso->name || map->dso->long_name)) {
                if (symbol_conf.show_kernel_path && map->dso->long_name)
                        dsoname = map->dso->long_name;
                else if (map->dso->name)
                        dsoname = map->dso->name;
-       } else
-               dsoname = "[unknown]";
+       }
 
        return fprintf(fp, "%s", dsoname);
 }
-- 
1.7.1

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