net: rmnet: print error message when command fails
authorTaehee Yoo <ap420073@gmail.com>
Wed, 4 Mar 2020 23:25:22 +0000 (23:25 +0000)
committerDavid S. Miller <davem@davemloft.net>
Thu, 5 Mar 2020 19:47:10 +0000 (11:47 -0800)
commitfcf8f4eb81fb266f56505e821591070becc9eeb0
tree692784ced5f8ce3c824bca1c9b3168319deb7147
parenteed22a0685d651fc531bc63f215bb2a71d4b98e5
net: rmnet: print error message when command fails

When rmnet netlink command fails, it doesn't print any error message.
So, users couldn't know the exact reason.
In order to tell the exact reason to the user, the extack error message
is used in this patch.

Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c
drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.h