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path: root/drivers/mmc/card/block.c
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Diffstat (limited to 'drivers/mmc/card/block.c')
-rw-r--r--drivers/mmc/card/block.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index e62fde3ac431..c5472e3c9231 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -355,8 +355,10 @@ static struct mmc_blk_ioc_data *mmc_blk_ioctl_copy_from_user(
goto idata_err;
}
- if (!idata->buf_bytes)
+ if (!idata->buf_bytes) {
+ idata->buf = NULL;
return idata;
+ }
idata->buf = kmalloc(idata->buf_bytes, GFP_KERNEL);
if (!idata->buf) {
@@ -1786,8 +1788,8 @@ static void mmc_blk_packed_hdr_wrq_prep(struct mmc_queue_req *mqrq,
packed_cmd_hdr = packed->cmd_hdr;
memset(packed_cmd_hdr, 0, sizeof(packed->cmd_hdr));
- packed_cmd_hdr[0] = (packed->nr_entries << 16) |
- (PACKED_CMD_WR << 8) | PACKED_CMD_VER;
+ packed_cmd_hdr[0] = cpu_to_le32((packed->nr_entries << 16) |
+ (PACKED_CMD_WR << 8) | PACKED_CMD_VER);
hdr_blocks = mmc_large_sector(card) ? 8 : 1;
/*
@@ -1801,14 +1803,14 @@ static void mmc_blk_packed_hdr_wrq_prep(struct mmc_queue_req *mqrq,
((brq->data.blocks * brq->data.blksz) >=
card->ext_csd.data_tag_unit_size);
/* Argument of CMD23 */
- packed_cmd_hdr[(i * 2)] =
+ packed_cmd_hdr[(i * 2)] = cpu_to_le32(
(do_rel_wr ? MMC_CMD23_ARG_REL_WR : 0) |
(do_data_tag ? MMC_CMD23_ARG_TAG_REQ : 0) |
- blk_rq_sectors(prq);
+ blk_rq_sectors(prq));
/* Argument of CMD18 or CMD25 */
- packed_cmd_hdr[((i * 2)) + 1] =
+ packed_cmd_hdr[((i * 2)) + 1] = cpu_to_le32(
mmc_card_blockaddr(card) ?
- blk_rq_pos(prq) : blk_rq_pos(prq) << 9;
+ blk_rq_pos(prq) : blk_rq_pos(prq) << 9);
packed->blocks += blk_rq_sectors(prq);
i++;
}