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authorSøren Schmidt <sos@FreeBSD.org>2002-04-11 08:52:32 +0000
committerSøren Schmidt <sos@FreeBSD.org>2002-04-11 08:52:32 +0000
commitf8b318ce581942976caaabc04d1f4a112d6c7fcd (patch)
tree1096016071b4150d982e908cf531b6f06cc2785d /sys
parent8adaef858dc63496757bd198186356b5d7717c06 (diff)
Notes
Diffstat (limited to 'sys')
-rw-r--r--sys/dev/ata/ata-raid.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/dev/ata/ata-raid.h b/sys/dev/ata/ata-raid.h
index 8755acc4bb7f..755b147abf9b 100644
--- a/sys/dev/ata/ata-raid.h
+++ b/sys/dev/ata/ata-raid.h
@@ -158,8 +158,8 @@ struct promise_raid_conf {
u_int32_t dummy_0;
u_int64_t magic_0;
-#define PR_MAGIC0(x) ((u_int64_t)x.device->channel->unit << 48) | \
- ((u_int64_t)(x.device->unit != 0) << 56)
+#define PR_MAGIC0(x) (x.device ? ((u_int64_t)x.device->channel->unit<<48) | \
+ ((u_int64_t)(x.device->unit != 0) << 56) : 0)
u_int16_t magic_1;
u_int32_t magic_2;
u_int8_t filler1[470];