f2fs: avoid wrong decrypted data from disk

[GitHub/MotorolaMobilityLLC/kernel-slsi.git] / fs / f2fs / segment.c

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index ae37019e88868dff86869df2747ce9872a49d60f..842c29e516d3ba180eb468563fbc9daa1cd2eebb 100644 (file)
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -2949,10 +2949,14 @@ void f2fs_wait_on_page_writeback(struct page *page,
        }
 }
 
-void f2fs_wait_on_block_writeback(struct f2fs_sb_info *sbi, block_t blkaddr)
+void f2fs_wait_on_block_writeback(struct inode *inode, block_t blkaddr)
 {
+       struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
        struct page *cpage;
 
+       if (!f2fs_post_read_required(inode))
+               return;
+
        if (!is_valid_data_blkaddr(sbi, blkaddr))
                return;