From: Waldemar Kozaczuk <jwkozac...@gmail.com>
Committer: Waldemar Kozaczuk <jwkozac...@gmail.com>
Branch: master
netlink: set negative errno in error responses
The netlink specfication requires that error field contains a negative
value of errno.
Signed-off-by: Waldemar Kozaczuk <jwkozac...@gmail.com>
---
diff --git a/bsd/sys/compat/linux/linux_netlink.cc
b/bsd/sys/compat/linux/linux_netlink.cc
--- a/bsd/sys/compat/linux/linux_netlink.cc
+++ b/bsd/sys/compat/linux/linux_netlink.cc
@@ -506,7 +506,7 @@ netlink_senderr(struct socket *so, struct nlmsghdr *nlm,
int error)
return ENOBUFS;
}
err = (struct nlmsgerr *) nlmsg_data(hdr);
- err->error = error;
+ err->error = -error; //Per netlink spec - "Negative errno or 0 for
acknowledgements"
if (nlm) {
err->msg = *nlm;
} else {
--
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