These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / fs / ext2 / namei.c

diff --git a/kernel/fs/ext2/namei.c b/kernel/fs/ext2/namei.c
index 3e074a9..3267a80 100644 (file)
--- a/kernel/fs/ext2/namei.c
+++ b/kernel/fs/ext2/namei.c
@@ -96,8 +96,11 @@ struct dentry *ext2_get_parent(struct dentry *child)
 static int ext2_create (struct inode * dir, struct dentry * dentry, umode_t mode, bool excl)
 {
        struct inode *inode;
+       int err;
 
-       dquot_initialize(dir);
+       err = dquot_initialize(dir);
+       if (err)
+               return err;
 
        inode = ext2_new_inode(dir, mode, &dentry->d_name);
        if (IS_ERR(inode))
@@ -140,10 +143,9 @@ static int ext2_mknod (struct inode * dir, struct dentry *dentry, umode_t mode,
        struct inode * inode;
        int err;
 
-       if (!new_valid_dev(rdev))
-               return -EINVAL;
-
-       dquot_initialize(dir);
+       err = dquot_initialize(dir);
+       if (err)
+               return err;
 
        inode = ext2_new_inode (dir, mode, &dentry->d_name);
        err = PTR_ERR(inode);
@@ -169,7 +171,9 @@ static int ext2_symlink (struct inode * dir, struct dentry * dentry,
        if (l > sb->s_blocksize)
                goto out;
 
-       dquot_initialize(dir);
+       err = dquot_initialize(dir);
+       if (err)
+               goto out;
 
        inode = ext2_new_inode (dir, S_IFLNK | S_IRWXUGO, &dentry->d_name);
        err = PTR_ERR(inode);
@@ -189,7 +193,8 @@ static int ext2_symlink (struct inode * dir, struct dentry * dentry,
        } else {
                /* fast symlink */
                inode->i_op = &ext2_fast_symlink_inode_operations;
-               memcpy((char*)(EXT2_I(inode)->i_data),symname,l);
+               inode->i_link = (char*)EXT2_I(inode)->i_data;
+               memcpy(inode->i_link, symname, l);
                inode->i_size = l-1;
        }
        mark_inode_dirty(inode);
@@ -211,7 +216,9 @@ static int ext2_link (struct dentry * old_dentry, struct inode * dir,
        struct inode *inode = d_inode(old_dentry);
        int err;
 
-       dquot_initialize(dir);
+       err = dquot_initialize(dir);
+       if (err)
+               return err;
 
        inode->i_ctime = CURRENT_TIME_SEC;
        inode_inc_link_count(inode);
@@ -232,7 +239,9 @@ static int ext2_mkdir(struct inode * dir, struct dentry * dentry, umode_t mode)
        struct inode * inode;
        int err;
 
-       dquot_initialize(dir);
+       err = dquot_initialize(dir);
+       if (err)
+               return err;
 
        inode_inc_link_count(dir);
 
@@ -278,13 +287,17 @@ static int ext2_unlink(struct inode * dir, struct dentry *dentry)
        struct inode * inode = d_inode(dentry);
        struct ext2_dir_entry_2 * de;
        struct page * page;
-       int err = -ENOENT;
+       int err;
 
-       dquot_initialize(dir);
+       err = dquot_initialize(dir);
+       if (err)
+               goto out;
 
        de = ext2_find_entry (dir, &dentry->d_name, &page);
-       if (!de)
+       if (!de) {
+               err = -ENOENT;
                goto out;
+       }
 
        err = ext2_delete_entry (de, page);
        if (err)
@@ -322,14 +335,21 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
        struct ext2_dir_entry_2 * dir_de = NULL;
        struct page * old_page;
        struct ext2_dir_entry_2 * old_de;
-       int err = -ENOENT;
+       int err;
+
+       err = dquot_initialize(old_dir);
+       if (err)
+               goto out;
 
-       dquot_initialize(old_dir);
-       dquot_initialize(new_dir);
+       err = dquot_initialize(new_dir);
+       if (err)
+               goto out;
 
        old_de = ext2_find_entry (old_dir, &old_dentry->d_name, &old_page);
-       if (!old_de)
+       if (!old_de) {
+               err = -ENOENT;
                goto out;
+       }
 
        if (S_ISDIR(old_inode->i_mode)) {
                err = -EIO;