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Code Releases Activity

o Correction in logic for write access to tables

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This commit is contained in:
Steven Whitehouse 2001-10-25 11:05:29 +00:00
parent ab367a0678
commit d360f957c0
1 changed files with 6 additions and 3 deletions
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9
driver/device-mapper/dmfs-lv.c
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@ -62,7 +62,7 @@ struct dentry *dmfs_verify_name(struct inode *dir, const char *name)
goto err_out; goto err_out;
dentry = nd.dentry; dentry = nd.dentry;
file.f_dentry = nd.dentry->d_parent; file.f_dentry = nd.dentry;
err = deny_write_access(&file); err = deny_write_access(&file);
if (err) if (err)
goto err_out; goto err_out;
@ -90,13 +90,15 @@ struct inode *dmfs_create_symlink(struct inode *dir, int mode)
static int dmfs_lv_unlink(struct inode *dir, struct dentry *dentry) static int dmfs_lv_unlink(struct inode *dir, struct dentry *dentry)
{ {
struct inode *inode = dentry->d_inode; struct inode *inode = dentry->d_inode;
struct file file = { f_dentry: dentry->d_parent }; struct file file = { f_dentry: DMFS_I(inode)->dentry };
if (!(inode->i_mode & S_IFLNK)) if (!(inode->i_mode & S_IFLNK))
return -EINVAL; return -EINVAL;
dm_suspend(DMFS_I(dir)->md); dm_suspend(DMFS_I(dir)->md);
allow_write_access(&file); allow_write_access(&file);
dput(DMFS_I(inode)->dentry);
DMFS_I(inode)->dentry = NULL;
inode->i_nlink--; inode->i_nlink--;
dput(dentry); dput(dentry);
return 0; return 0;
@ -140,10 +142,11 @@ static int dmfs_lv_symlink(struct inode *dir, struct dentry *dentry,
return rv; return rv;
out_dput: out_dput:
dput(dentry);
DMFS_I(inode)->dentry = NULL; DMFS_I(inode)->dentry = NULL;
out_allow_write: out_allow_write:
{ {
struct file file = { f_dentry: de->d_parent }; struct file file = { f_dentry: de };
allow_write_access(&file); allow_write_access(&file);
dput(de); dput(de);
} }