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-rw-r--r--tools/power/x86/turbostat/turbostat.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 51741a1b7021..4f7b88b035c3 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -1189,7 +1189,10 @@ int cpu_is_first_sibling_in_core(int cpu)
perror(path);
exit(1);
}
- fscanf(filep, "%d", &first_cpu);
+ if (fscanf(filep, "%d", &first_cpu) != 1) {
+ perror(path);
+ exit(1);
+ }
fclose(filep);
return (cpu == first_cpu);
}
@@ -1210,7 +1213,10 @@ int cpu_is_first_core_in_package(int cpu)
perror(path);
exit(1);
}
- fscanf(filep, "%d", &first_cpu);
+ if (fscanf(filep, "%d", &first_cpu) != 1) {
+ perror(path);
+ exit(1);
+ }
fclose(filep);
return (cpu == first_cpu);
}
@@ -1227,7 +1233,10 @@ int get_physical_package_id(int cpu)
perror(path);
exit(1);
}
- fscanf(filep, "%d", &pkg);
+ if (fscanf(filep, "%d", &pkg) != 1) {
+ perror(path);
+ exit(1);
+ }
fclose(filep);
return pkg;
}
@@ -1244,7 +1253,10 @@ int get_core_id(int cpu)
perror(path);
exit(1);
}
- fscanf(filep, "%d", &core);
+ if (fscanf(filep, "%d", &core) != 1) {
+ perror(path);
+ exit(1);
+ }
fclose(filep);
return core;
}