From: Sagi Grimberg <sagi@grimberg.me>
Date: Thu, 30 Jul 2020 18:51:00 +0000 (-0700)
Subject: nvmet: fix a memory leak
X-Git-Tag: v5.8.6~160
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=227064b2ca9e62270ed445665ae849c73f0dfb2c;p=thirdparty%2Fkernel%2Fstable.git

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 419e0d4ce79b1..d84b935704a3d 100644
--- 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;
 }