perf machine: Fix path unpopulated in machine__create_modules()

In machine__create_modules() the 'path' char array was used in a call to
symbol__restricted_filename() without always being populated.

Signed-off-by: Adrian Hunter <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Mike Galbraith <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
[ Split patch removing unrelated conversion of sprintf to snprintf to perf/core ]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 933d14f287ca92645152f7714651a10b818e87bc..6188d2876a7128aaa68e426c3334dfcae099dc41 100644 (file)
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -792,7 +792,7 @@ static int machine__create_modules(struct machine *machine)
                modules = path;
        }
 
-       if (symbol__restricted_filename(path, "/proc/modules"))
+       if (symbol__restricted_filename(modules, "/proc/modules"))
                return -1;
 
        file = fopen(modules, "r");