Merge tag 'exfat-for-5.19-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat

torvalds · torvalds · commit 97d4d0269706 · 2022-06-26T08:41:04.000-07:00
Pull exfat fix from Namjae Jeon:

 - Use updated exfat_chain directly instead of snapshot values in
   rename.

* tag 'exfat-for-5.19-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat:
  exfat: use updated exfat_chain directly during renaming
diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c
@@ -1198,7 +1198,9 @@ static int __exfat_rename(struct inode *old_parent_inode,
 		return -ENOENT;
 	}
 
-	exfat_chain_dup(&olddir, &ei->dir);
+	exfat_chain_set(&olddir, EXFAT_I(old_parent_inode)->start_clu,
+		EXFAT_B_TO_CLU_ROUND_UP(i_size_read(old_parent_inode), sbi),
+		EXFAT_I(old_parent_inode)->flags);
 	dentry = ei->entry;
 
 	ep = exfat_get_dentry(sb, &olddir, dentry, &old_bh);

Original file line number	Diff line number	Diff line change
`@@ -1198,7 +1198,9 @@ static int __exfat_rename(struct inode *old_parent_inode,`
`1198`	`1198`	`return -ENOENT;`
`1199`	`1199`	`}`
`1200`	`1200`
`1201`		`- exfat_chain_dup(&olddir, &ei->dir);`
	`1201`	`+ exfat_chain_set(&olddir, EXFAT_I(old_parent_inode)->start_clu,`
	`1202`	`+ EXFAT_B_TO_CLU_ROUND_UP(i_size_read(old_parent_inode), sbi),`
	`1203`	`+ EXFAT_I(old_parent_inode)->flags);`
`1202`	`1204`	`dentry = ei->entry;`
`1203`	`1205`
`1204`	`1206`	`ep = exfat_get_dentry(sb, &olddir, dentry, &old_bh);`