microblaze: warn if of_iomap() failed
authorNicholas Mc Guire <hofrat@osadl.org>
Mon, 9 Jul 2018 08:42:44 +0000 (10:42 +0200)
committerMichal Simek <michal.simek@xilinx.com>
Wed, 11 Jul 2018 08:06:46 +0000 (10:06 +0200)
commitbd05a58ddfd719015d66e8670af48feb386a3ca6
tree465b8f5721c4eafef85a347ca519046059769009
parent021c91791a5e7e85c567452f1be3e4c2c6cb6063
microblaze: warn if of_iomap() failed

of_iomap() can return NULL. The function is void thus error propagation
is not possible but at least a WARN_ON() seems warranted here as a silent
failure might lead to a hard to understand system state.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
arch/microblaze/pci/xilinx_pci.c