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-rw-r--r--sys/dev/ata/atapi-all.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/dev/ata/atapi-all.c b/sys/dev/ata/atapi-all.c
index f9f5392..fd5e237 100644
--- a/sys/dev/ata/atapi-all.c
+++ b/sys/dev/ata/atapi-all.c
@@ -148,7 +148,8 @@ atapi_detach(struct ata_device *atadev)
}
free(request, M_ATAPI);
}
- atadev->channel->dma->free(atadev);
+ if (atadev->channel->dma)
+ atadev->channel->dma->free(atadev);
free(atadev->result, M_ATAPI);
atadev->driver = NULL;
atadev->flags = 0;
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