[U-Boot] [PATCH] fs/ext4: Initialize group descriptor size for revision level 0 filesystems

27 Dec 2016

genext2fs creates revision level 0 filesystems, which are not readable
by u-boot due to the initialized group descriptor size field.
f798b1dda1c5de818b806189e523d1b75db7e72d
Reported-by: Kever Yang kever.yang@rock-chips.com
Reported-by: FrostyBytes@protonmail.com
Signed-off-by: Stefan Brüns stefan.bruens@rwth-aachen.de
---
 fs/ext4/ext4_common.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/ext4/ext4_common.c b/fs/ext4/ext4_common.c
index bfebe7e379..621c61e5c7 100644
--- a/fs/ext4/ext4_common.c
+++ b/fs/ext4/ext4_common.c
@@ -2334,6 +2334,7 @@ int ext4fs_mount(unsigned part_length)
if (le32_to_cpu(data->sblock.revision_level) == 0) {
    	fs->inodesz = 128;
+		fs->gdsize = 32;
    } else {
    	debug("EXT4 features COMPAT: %08x INCOMPAT: %08x RO_COMPAT: %08x\n",
    	      __le32_to_cpu(data->sblock.feature_compatibility),
-- 
2.11.0


    