shithub: lwext4

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ext4_inode: deal with i_extra_isize depending on inode size

--- a/src/ext4_inode.c

+++ b/src/ext4_inode.c

@@ -273,7 +273,8 @@

 uint16_t ext4_inode_get_extra_isize(struct ext4_sblock *sb,

 				    struct ext4_inode *inode)

 {

-	if (ext4_sb_feature_ro_com(sb, EXT4_FRO_COM_EXTRA_ISIZE))

+	uint16_t inode_size = ext4_get16(sb, inode_size);

+	if (inode_size > EXT4_GOOD_OLD_INODE_SIZE)

 		return to_le16(inode->extra_isize);

 	else

 		return 0;

@@ -283,7 +284,8 @@

 				struct ext4_inode *inode,

 				uint16_t size)

 {

-	if (ext4_sb_feature_ro_com(sb, EXT4_FRO_COM_EXTRA_ISIZE))

+	uint16_t inode_size = ext4_get16(sb, inode_size);

+	if (inode_size > EXT4_GOOD_OLD_INODE_SIZE)

 		inode->extra_isize = to_le16(size);

 }