mtg: docg3: use free_bch() instead of kfree()

Use free_bch() instead of kfree() to free init_bch()
allocated data.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
index 3e1b0a0ef4db..4f091c1a9981 100644
--- a/drivers/mtd/devices/docg3.c
+++ b/drivers/mtd/devices/docg3.c
@@ -2097,7 +2097,7 @@ notfound:
         ret = -ENODEV;
         dev_info(dev, "No supported DiskOnChip found\n");
 err_probe:
-        kfree(cascade->bch);
+        free_bch(cascade->bch);
         for (floor = 0; floor < DOC_MAX_NBFLOORS; floor++)
                 if (cascade->floors[floor])
                         doc_release_device(cascade->floors[floor]);