MFC r1.27:
authorSascha Wildner <swildner@dragonflybsd.org>
Tue, 16 Sep 2008 12:39:45 +0000 (12:39 +0000)
committerSascha Wildner <swildner@dragonflybsd.org>
Tue, 16 Sep 2008 12:39:45 +0000 (12:39 +0000)
commit823b03b35daea2145991f035d0bb6b7ff83d1596
tree88a9ff2e73588f89461fe7542fe96263fe328740
parentecb889119c98b7c88240fe0b153d341b101f69f9
MFC r1.27:

If ae is NULL, just print that the controller is unsupported and return,
instead of continuing and dereferencing it later.

Found-by: LLVM/Clang Static Analyzer
sys/dev/raid/amr/amr.c