diff options
| author | tkusumi <tkusumi@NetBSD.org> | 2019-12-18 14:31:35 +0000 |
|---|---|---|
| committer | tkusumi <tkusumi@NetBSD.org> | 2019-12-18 14:31:35 +0000 |
| commit | fdf87adf0cac86f202f950ecd54d4364f50026b1 (patch) | |
| tree | 4437aee1b155a55a660afb7a45c9f655e080028b /sys/dev/dm/dm_target_zero.c | |
| parent | b84eb1c7e057066d2e5d76397aa985cbf82a932b (diff) | |
dm: Test # of args in target's ->init()
The # of args is part of target's spec.
Both Linux kernel and DragonFlyBSD test argc on ctr/init.
Diffstat (limited to 'sys/dev/dm/dm_target_zero.c')
| -rw-r--r-- | sys/dev/dm/dm_target_zero.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sys/dev/dm/dm_target_zero.c b/sys/dev/dm/dm_target_zero.c index 2dc85f692b3..16ae1de347c 100644 --- a/sys/dev/dm/dm_target_zero.c +++ b/sys/dev/dm/dm_target_zero.c @@ -1,4 +1,4 @@ -/* $NetBSD: dm_target_zero.c,v 1.27 2019/12/16 14:26:23 tkusumi Exp $ */ +/* $NetBSD: dm_target_zero.c,v 1.28 2019/12/18 14:31:35 tkusumi Exp $ */ /* * Copyright (c) 2008 The NetBSD Foundation, Inc. @@ -29,7 +29,7 @@ * POSSIBILITY OF SUCH DAMAGE. */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: dm_target_zero.c,v 1.27 2019/12/16 14:26:23 tkusumi Exp $"); +__KERNEL_RCSID(0, "$NetBSD: dm_target_zero.c,v 1.28 2019/12/18 14:31:35 tkusumi Exp $"); /* * This file implements initial version of device-mapper zero target. @@ -104,6 +104,11 @@ int dm_target_zero_init(dm_table_entry_t *table_en, int argc, char **argv) { + if (argc != 0) { + printf("Zero target takes 0 args, %d given\n", argc); + return EINVAL; + } + printf("Zero target init function called!!\n"); table_en->target_config = NULL; |
