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-rw-r--r--tools/power/cpupower/utils/cpufreq-set.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/power/cpupower/utils/cpufreq-set.c b/tools/power/cpupower/utils/cpufreq-set.c
index dd1539eb8c63..a416de80c55e 100644
--- a/tools/power/cpupower/utils/cpufreq-set.c
+++ b/tools/power/cpupower/utils/cpufreq-set.c
@@ -257,7 +257,7 @@ int cmd_freq_set(int argc, char **argv)
print_unknown_arg();
return -EINVAL;
}
- if ((sscanf(optarg, "%s", gov)) != 1) {
+ if ((sscanf(optarg, "%19s", gov)) != 1) {
print_unknown_arg();
return -EINVAL;
}