[libvirt] [PATCHv2 2/2] Add support for multi-part netlink messages.
Maxim Perevedentsev
mperevedentsev at virtuozzo.com
Wed Aug 5 10:55:08 UTC 2015
Such messages do not have NLMSG_ERROR or NLMSG_DONE type
but they are valid responses. We test 'multi-partness'
by looking for NLM_F_MULTI flag.
---
Difference to v1: fixed comment style.
src/util/virnetlink.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/util/virnetlink.c b/src/util/virnetlink.c
index 0052ef9..f02bb59 100644
--- a/src/util/virnetlink.c
+++ b/src/util/virnetlink.c
@@ -386,7 +386,9 @@ virNetlinkGetErrorCode(struct nlmsghdr *resp, unsigned int recvbuflen)
break;
default:
- goto malformed_resp;
+ /* We allow multipart messages. */
+ if (!(resp->nlmsg_flags & NLM_F_MULTI))
+ goto malformed_resp;
}
return result;
--
Sincerely,
Maxim Perevedentsev
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