nvmet: fix a memory leak

[ Upstream commit 382fee1a8b623e2546a3e15e80517389e0e0673e ]

We forgot to free new_model_number

Fixes: 013b7ebe5a0d ("nvmet: make ctrl model configurable")
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c
index 419e0d4ce79b100b1dd2d9962839c94c402387ea..d84b935704a3dc81aceb59a96f4c658a61d56f5c 100644 (file)
--- a/drivers/nvme/target/configfs.c
+++ b/drivers/nvme/target/configfs.c
@@ -1035,6 +1035,7 @@ static ssize_t nvmet_subsys_attr_model_store(struct config_item *item,
        up_write(&nvmet_config_sem);
 
        kfree_rcu(new_model, rcuhead);
+       kfree(new_model_number);
 
        return count;
 }