util: Add ECONNECTREFUSED to enum nvme_connect_err

The kernel might return ECONNECTREFUSED when opening of a socket fails.
Add this missing errno to enum nvme_connect_err.

Signed-off-by: Daniel Wagner <[email protected]>

Author: dwsuse

src/nvme/fabrics.c

@@ -561,6 +561,9 @@ static int __nvmf_add_ctrl(nvme_root_t r, const char *argstr)
 		case EOPNOTSUPP:
 			ret = -ENVME_CONNECT_OPNOTSUPP;
 			break;
+		case ECONNREFUSED :
+			ret = -ENVME_CONNECT_CONNREFUSED;
+			break;
 		default:
 			ret = -ENVME_CONNECT_WRITE;
 			break;

src/nvme/util.c

@@ -564,6 +564,7 @@ static const char * const libnvme_status[] = {
 	[ENVME_CONNECT_ADDRINUSE] = "hostnqn already in use",
 	[ENVME_CONNECT_NODEV] = "invalid interface",
 	[ENVME_CONNECT_OPNOTSUPP] ="not supported",
+	[ENVME_CONNECT_CONNREFUSED] = "connection refused",
 };
 
 const char *nvme_errno_to_string(int status)

src/nvme/util.h

@@ -36,6 +36,7 @@
  * @ENVME_CONNECT_ADDRINUSE:	hostnqn already in use
  * @ENVME_CONNECT_NODEV:	invalid interface
  * @ENVME_CONNECT_OPNOTSUPP:	not supported
+ * @ENVME_CONNECT_CONNREFUSED:      connection refused
  */
 enum nvme_connect_err {
 	ENVME_CONNECT_RESOLVE	= 1000,
@@ -55,6 +56,7 @@ enum nvme_connect_err {
 	ENVME_CONNECT_ADDRINUSE,
 	ENVME_CONNECT_NODEV,
 	ENVME_CONNECT_OPNOTSUPP,
+	ENVME_CONNECT_CONNREFUSED,
 };
 
 /**