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-rw-r--r--src/erasurecode.c2
-rw-r--r--test/liberasurecode_test.c36
2 files changed, 19 insertions, 19 deletions
diff --git a/src/erasurecode.c b/src/erasurecode.c
index d4a06c2..e324365 100644
--- a/src/erasurecode.c
+++ b/src/erasurecode.c
@@ -273,6 +273,8 @@ int liberasurecode_instance_create(const ec_backend_id_t id,
if (id >= EC_BACKENDS_MAX)
return -EBACKENDNOTSUPP;
+ if (args->k < 0 || args->m < 0)
+ return -EINVALIDPARAMS;
if ((args->k + args->m) > EC_MAX_FRAGMENTS) {
log_error("Total number of fragments (k + m) must be less than %d\n",
EC_MAX_FRAGMENTS);
diff --git a/test/liberasurecode_test.c b/test/liberasurecode_test.c
index 4791ca9..071889f 100644
--- a/test/liberasurecode_test.c
+++ b/test/liberasurecode_test.c
@@ -518,32 +518,30 @@ static void test_backend_available_invalid_args()
static void test_create_backend_invalid_args()
{
int desc = liberasurecode_instance_create(-1, &null_args);
- if (-EBACKENDNOTAVAIL == desc) {
- fprintf (stderr, "Backend library not available!\n");
- return;
- }
- assert(desc < 0);
+ assert(-EBACKENDNOTSUPP == desc);
+
desc = liberasurecode_instance_create(EC_BACKENDS_MAX, &null_args);
- if (-EBACKENDNOTAVAIL == desc) {
- fprintf (stderr, "Backend library not available!\n");
- return;
- }
- assert(desc < 0);
+ assert(-EBACKENDNOTSUPP == desc);
+
desc = liberasurecode_instance_create(EC_BACKEND_NULL, NULL);
- if (-EBACKENDNOTAVAIL == desc) {
- fprintf (stderr, "Backend library not available!\n");
- return;
- }
+ assert(-EINVALIDPARAMS == desc);
+
struct ec_args invalid_args = {
.k = 100,
.m = 100,
};
desc = liberasurecode_instance_create(EC_BACKEND_NULL, &invalid_args);
- if (-EBACKENDNOTAVAIL == desc) {
- fprintf (stderr, "Backend library not available!\n");
- return;
- }
- assert(desc < 0);
+ assert(-EINVALIDPARAMS == desc);
+
+ invalid_args.k = -1;
+ invalid_args.m = 4;
+ desc = liberasurecode_instance_create(EC_BACKEND_NULL, &invalid_args);
+ assert(-EINVALIDPARAMS == desc);
+
+ invalid_args.k = 10;
+ invalid_args.m = -1;
+ desc = liberasurecode_instance_create(EC_BACKEND_NULL, &invalid_args);
+ assert(-EINVALIDPARAMS == desc);
}
static void test_destroy_backend_invalid_args()