4.14-stable review patch. If anyone has any objections, please let me know.
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From: Adrian Hunter adrian.hunter@intel.com
commit 34c089e806793a66e450b11bd167db6047399fcd upstream.
Ensure blk_get_request() is paired with blk_put_request().
Fixes: 0493f6fe5bde ("mmc: block: Move boot partition locking into a driver op") Fixes: 627c3ccfb46a ("mmc: debugfs: Move block debugfs into block module") Signed-off-by: Adrian Hunter adrian.hunter@intel.com Reviewed-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Ulf Hansson ulf.hansson@linaro.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/mmc/core/block.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -207,6 +207,7 @@ static ssize_t power_ro_lock_store(struc req_to_mmc_queue_req(req)->drv_op = MMC_DRV_OP_BOOT_WP; blk_execute_rq(mq->queue, NULL, req, 0); ret = req_to_mmc_queue_req(req)->drv_op_result; + blk_put_request(req);
if (!ret) { pr_info("%s: Locking boot partition ro until next power on\n", @@ -2321,6 +2322,7 @@ static int mmc_dbg_card_status_get(void *val = ret; ret = 0; } + blk_put_request(req);
return ret; } @@ -2351,6 +2353,7 @@ static int mmc_ext_csd_open(struct inode req_to_mmc_queue_req(req)->drv_op_data = &ext_csd; blk_execute_rq(mq->queue, NULL, req, 0); err = req_to_mmc_queue_req(req)->drv_op_result; + blk_put_request(req); if (err) { pr_err("FAILED %d\n", err); goto out_free;