n64cart: fix the dma address in n64cart_do_bvec

dma_map_bvec already takes bv_offset into account.

Fixes: 9b2a2bbbb4d0 ("block: Add n64 cart driver")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/drivers/block/n64cart.c b/drivers/block/n64cart.c
index 7b4dd10..c84be00 100644 (file)
--- a/drivers/block/n64cart.c
+++ b/drivers/block/n64cart.c
@@ -74,7 +74,7 @@ static bool n64cart_do_bvec(struct device *dev, struct bio_vec *bv, u32 pos)
 
        n64cart_wait_dma();
 
-       n64cart_write_reg(PI_DRAM_REG, dma_addr + bv->bv_offset);
+       n64cart_write_reg(PI_DRAM_REG, dma_addr);
        n64cart_write_reg(PI_CART_REG, (bstart | CART_DOMAIN) & CART_MAX);
        n64cart_write_reg(PI_WRITE_REG, bv->bv_len - 1);