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Diffstat (limited to 'tools/testing/selftests/kvm/get-reg-list.c')
-rw-r--r--tools/testing/selftests/kvm/get-reg-list.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/tools/testing/selftests/kvm/get-reg-list.c b/tools/testing/selftests/kvm/get-reg-list.c
index be7bf5224434..91f05f78e824 100644
--- a/tools/testing/selftests/kvm/get-reg-list.c
+++ b/tools/testing/selftests/kvm/get-reg-list.c
@@ -71,11 +71,12 @@ static const char *config_name(struct vcpu_reg_list *c)
for_each_sublist(c, s) {
if (!strcmp(s->name, "base"))
continue;
- strcat(c->name + len, s->name);
- len += strlen(s->name) + 1;
- c->name[len - 1] = '+';
+ if (len)
+ c->name[len++] = '+';
+ strcpy(c->name + len, s->name);
+ len += strlen(s->name);
}
- c->name[len - 1] = '\0';
+ c->name[len] = '\0';
return c->name;
}
@@ -151,7 +152,7 @@ static void check_supported(struct vcpu_reg_list *c)
continue;
__TEST_REQUIRE(kvm_has_cap(s->capability),
- "%s: %s not available, skipping tests\n",
+ "%s: %s not available, skipping tests",
config_name(c), s->name);
}
}