fs/ext4: Initialize group descriptor size for revision level 0 filesy…

…stems genext2fs creates revision level 0 filesystems, which are not readable by u-boot due to the initialized group descriptor size field. f798b1d Reported-by: Kever Yang <[email protected]> Reported-by: [email protected] Signed-off-by: Stefan Brüns <[email protected]> Tested-by: Kever Yang <[email protected]>
philmd · Dec 27, 2016 · 3cc5bbb · 3cc5bbb
1 parent 139f7b1
commit 3cc5bbb
Showing 1 changed file with 1 addition and 0 deletions.
diff --git 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),