Commit 64ee9163 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
Browse files

f2fs: compress: fix to check validity of i_compress_flag field 



The last valid compress related field is i_compress_flag, check its
validity instead of i_log_cluster_size.

Signed-off-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 698a5c8c

fs/f2fs/inode.c

+3 −3
Original line number Diff line number Diff line
@@ -362,7 +362,7 @@ static bool sanity_check_inode(struct inode *inode, struct page *node_page) 
	if (f2fs_has_extra_attr(inode) && f2fs_sb_has_compression(sbi) &&

			fi->i_flags & F2FS_COMPR_FL &&

			F2FS_FITS_IN_INODE(ri, fi->i_extra_isize,

						i_log_cluster_size))

						i_compress_flag))

		return sanity_check_compress_inode(inode, ri);



	return true;
@@ -491,7 +491,7 @@ static int do_read_inode(struct inode *inode) 
	if (f2fs_has_extra_attr(inode) && f2fs_sb_has_compression(sbi) &&

					(fi->i_flags & F2FS_COMPR_FL)) {

		if (F2FS_FITS_IN_INODE(ri, fi->i_extra_isize,

					i_log_cluster_size)) {

					i_compress_flag)) {

			unsigned short compress_flag;



			atomic_set(&fi->i_compr_blocks,
@@ -729,7 +729,7 @@ void f2fs_update_inode(struct inode *inode, struct page *node_page) 


		if (f2fs_sb_has_compression(F2FS_I_SB(inode)) &&

			F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize,

							i_log_cluster_size)) {

							i_compress_flag)) {

			unsigned short compress_flag;



			ri->i_compr_blocks =