X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=fs%2Fopen.c;h=cd0c5be8d01247e8bab3f4e00e6f171803291881;hb=f5c306470ed0a8f03ba7017f397da2555b5800d4;hp=373787afd638009a402b7a56b20372bfbd635706;hpb=56868a460b83c0f93d339256a81064d89aadae8e;p=karo-tx-linux.git

diff --git a/fs/open.c b/fs/open.c
index 373787afd638..cd0c5be8d012 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -193,7 +193,8 @@ static long do_sys_ftruncate(unsigned int fd, loff_t length, int small)
 		goto out_putf;
 
 	error = -EPERM;
-	if (IS_APPEND(inode))
+	/* Check IS_APPEND on real upper inode */
+	if (IS_APPEND(file_inode(f.file)))
 		goto out_putf;
 
 	sb_start_write(inode->i_sb);
@@ -459,20 +460,17 @@ out:
 SYSCALL_DEFINE1(fchdir, unsigned int, fd)
 {
 	struct fd f = fdget_raw(fd);
-	struct inode *inode;
-	int error = -EBADF;
+	int error;
 
 	error = -EBADF;
 	if (!f.file)
 		goto out;
 
-	inode = file_inode(f.file);
-
 	error = -ENOTDIR;
-	if (!S_ISDIR(inode->i_mode))
+	if (!d_can_lookup(f.file->f_path.dentry))
 		goto out_putf;
 
-	error = inode_permission(inode, MAY_EXEC | MAY_CHDIR);
+	error = inode_permission(file_inode(f.file), MAY_EXEC | MAY_CHDIR);
 	if (!error)
 		set_fs_pwd(current->fs, &f.file->f_path);
 out_putf: