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authorAdrian Hunter <adrian.hunter@intel.com>2013-09-22 13:22:09 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-10-11 12:17:27 -0300
commitf4be904d2fa7c65e230ed4b1008ebdf5f4053ac3 (patch)
tree19c857540882530cf6cb2f4b154bdbddd1ccc369 /tools/perf
parenta9faa0cab619fad380c2669825aa84212943d528 (diff)
perf machine: Use snprintf instead of sprintf
To avoid buffer overruns. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1379845338-29637-2-git-send-email-adrian.hunter@intel.com [ Split from aa7fe3b ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/util/machine.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 6188d2876a71..ddf917b787fa 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -785,10 +785,10 @@ static int machine__create_modules(struct machine *machine)
const char *modules;
char path[PATH_MAX];
- if (machine__is_default_guest(machine))
+ if (machine__is_default_guest(machine)) {
modules = symbol_conf.default_guest_modules;
- else {
- sprintf(path, "%s/proc/modules", machine->root_dir);
+ } else {
+ snprintf(path, PATH_MAX, "%s/proc/modules", machine->root_dir);
modules = path;
}