[PATCH V14 01/24] mmc: block: Fix missing blk_put_request()

Adrian Hunter
2017-11-21T13:42:27Z

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>
---
drivers/mmc/core/block.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index ea80ff4cd7f9..f60939858586 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -236,6 +236,7 @@ static ssize_t power_ro_lock_store(struct device *dev,
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",
@@ -2557,6 +2558,7 @@ static int mmc_dbg_card_status_get(void *data, u64 *val)
*val = ret;
ret = 0;
}
+ blk_put_request(req);

return ret;
}
@@ -2587,6 +2589,7 @@ static int mmc_ext_csd_open(struct inode *inode, struct file *filp)
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;
--
1.9.1