s390/qeth: clean up load/remove code for disciplines
authorJulian Wiedmann <jwi@linux.ibm.com>
Thu, 28 Jan 2021 11:25:47 +0000 (12:25 +0100)
committerJakub Kicinski <kuba@kernel.org>
Fri, 29 Jan 2021 04:35:57 +0000 (20:35 -0800)
commitea12f1b3c8289102620d3030de3547eedce6d9e8
treeb1240f4da6652535ac5906edfecdfba23ffd1f65
parent699e4bc8c363f06c8f2e138aeec15d6105edd1a5
s390/qeth: clean up load/remove code for disciplines

We have two usage patterns:
1. get & ->setup() a new discipline, or
2. ->remove() & put the currently loaded one.

Add corresponding helpers that hide the internals & error handling.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Reviewed-by: Alexandra Winter <wintera@linux.ibm.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/s390/net/qeth_core.h
drivers/s390/net/qeth_core_main.c
drivers/s390/net/qeth_core_sys.c