selftests: net: reuseport_addr_any: silence clang warning

Clang does not recognize that calls to error() terminate execution
and complains about uninitialized variable use that happens after calls
to error(). This noop patchset fixes this.

Signed-off-by: Peter Oskolkov <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

tools/testing/selftests/net/reuseport_addr_any.c

···
 		break;
 	default:
 		error(1, 0, "Unsupported family %d", family);
+		/* clang does not recognize error() above as terminating
+		 * the program, so it complains that saddr, sz are
+		 * not initialized when this code path is taken. Silence it.
+		 */
+		return;
 	}
 
 	for (i = 0; i < count; ++i) {
···
 	break;
 	default:
 		error(1, 0, "Unsupported family %d", family);
+		/* clang does not recognize error() above as terminating
+		 * the program, so it complains that saddr, daddr, sz are
+		 * not initialized when this code path is taken. Silence it.
+		 */
+		return -1;
 	}
 
 	fd = socket(family, proto, 0);