mtd: Remove a debug trace in mtdpart.c

[ Upstream commit bda2ab56356b9acdfab150f31c4bac9846253092 ]

Commit 2b6f0090a333 ("mtd: Check add_mtd_device() ret code") contained
a leftover of the debug session that led to this bug fix. Remove this
pr_info().

Fixes: 2b6f0090a333 ("mtd: Check add_mtd_device() ret code")
Signed-off-by: NBoris Brezillon <bbrezillon@kernel.org>
Signed-off-by: NSasha Levin <sashal@kernel.org>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/mtd/mtdpart.c

@@ -626,7 +626,6 @@ int mtd_add_partition(struct mtd_info *parent, const char *name,
 	mutex_unlock(&mtd_partitions_mutex);
 
 	free_partition(new);
-	pr_info("%s:%i\n", __func__, __LINE__);
 
 	return ret;
 }