xiaomi-sm8450/android_kernel_xiaomi_sm8450
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switch alloc_file() to passing struct path

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... and have the caller grab both mnt and dentry; kill
leak in infiniband, while we are at it.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2009-08-09 00:52:35 +04:00
parent a95161aaa8
commit 2c48b9c455
11 changed files with 78 additions and 63 deletions
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13
fs/file_table.c
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@@ -162,8 +162,8 @@ fail:
* If all the callers of init_file() are eliminated, its
* code should be moved into this function.
*/
struct file *alloc_file(struct vfsmount *mnt, struct dentry *dentry,
fmode_t mode, const struct file_operations *fop)
struct file *alloc_file(struct path *path, fmode_t mode,
const struct file_operations *fop)
{
struct file *file;
@@ -171,9 +171,8 @@ struct file *alloc_file(struct vfsmount *mnt, struct dentry *dentry,
if (!file)
return NULL;
file->f_path.dentry = dentry;
file->f_path.mnt = mntget(mnt);
file->f_mapping = dentry->d_inode->i_mapping;
file->f_path = *path;
file->f_mapping = path->dentry->d_inode->i_mapping;
file->f_mode = mode;
file->f_op = fop;
@@ -183,10 +182,10 @@ struct file *alloc_file(struct vfsmount *mnt, struct dentry *dentry,
* visible. We do this for consistency, and so
* that we can do debugging checks at __fput()
*/
if ((mode & FMODE_WRITE) && !special_file(dentry->d_inode->i_mode)) {
if ((mode & FMODE_WRITE) && !special_file(path->dentry->d_inode->i_mode)) {
int error = 0;
file_take_write(file);
error = mnt_clone_write(mnt);
error = mnt_clone_write(path->mnt);
WARN_ON(error);
}
return file;