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drbd: drbd_adm_prepare(): Pass through error codes

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Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
This commit is contained in:
Andreas Gruenbacher 2011-05-24 14:17:08 +02:00 committed by Philipp Reisner
parent 5084d71d89
commit 1e2a2551ee
1 changed files with 7 additions and 3 deletions
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10
drivers/block/drbd/drbd_nl.c
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@ -156,15 +156,19 @@ static int drbd_adm_prepare(struct sk_buff *skb, struct genl_info *info,
return -EPERM;
adm_ctx.reply_skb = genlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
if (!adm_ctx.reply_skb)
if (!adm_ctx.reply_skb) {
err = -ENOMEM;
goto fail;
}
adm_ctx.reply_dh = genlmsg_put_reply(adm_ctx.reply_skb,
info, &drbd_genl_family, 0, cmd);
/* put of a few bytes into a fresh skb of >= 4k will always succeed.
* but anyways */
if (!adm_ctx.reply_dh)
if (!adm_ctx.reply_dh) {
err = -ENOMEM;
goto fail;
}
adm_ctx.reply_dh->minor = d_in->minor;
adm_ctx.reply_dh->ret_code = NO_ERROR;
@ -229,7 +233,7 @@ static int drbd_adm_prepare(struct sk_buff *skb, struct genl_info *info,
fail:
nlmsg_free(adm_ctx.reply_skb);
adm_ctx.reply_skb = NULL;
return -ENOMEM;
return err;
}
static int drbd_adm_finish(struct genl_info *info, int retcode)