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-rw-r--r--tools/testing/selftests/powerpc/pmu/lib.c34
1 files changed, 5 insertions, 29 deletions
diff --git a/tools/testing/selftests/powerpc/pmu/lib.c b/tools/testing/selftests/powerpc/pmu/lib.c
index 88690b97b7b9..719f94f10d41 100644
--- a/tools/testing/selftests/powerpc/pmu/lib.c
+++ b/tools/testing/selftests/powerpc/pmu/lib.c
@@ -190,38 +190,14 @@ int parse_proc_maps(void)
bool require_paranoia_below(int level)
{
+ int err;
long current;
- char *end, buf[16];
- FILE *f;
- bool rc;
-
- rc = false;
-
- f = fopen(PARANOID_PATH, "r");
- if (!f) {
- perror("fopen");
- goto out;
- }
- if (!fgets(buf, sizeof(buf), f)) {
- printf("Couldn't read " PARANOID_PATH "?\n");
- goto out_close;
- }
-
- current = strtol(buf, &end, 10);
-
- if (end == buf) {
+ err = read_long(PARANOID_PATH, &current, 10);
+ if (err) {
printf("Couldn't parse " PARANOID_PATH "?\n");
- goto out_close;
+ return false;
}
- if (current >= level)
- goto out_close;
-
- rc = true;
-out_close:
- fclose(f);
-out:
- return rc;
+ return current < level;
}
-