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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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9
drivers/infiniband/core/uverbs_main.c
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@ -492,6 +492,7 @@ struct file *ib_uverbs_alloc_event_file(struct ib_uverbs_file *uverbs_file,
int is_async, int *fd)
{
struct ib_uverbs_event_file *ev_file;
struct path path;
struct file *filp;
int ret;
@ -519,8 +520,10 @@ struct file *ib_uverbs_alloc_event_file(struct ib_uverbs_file *uverbs_file,
* system call on a uverbs file, which will already have a
* module reference.
*/
filp = alloc_file(uverbs_event_mnt, dget(uverbs_event_mnt->mnt_root),
FMODE_READ, fops_get(&uverbs_event_fops));
path.mnt = uverbs_event_mnt;
path.dentry = uverbs_event_mnt->mnt_root;
path_get(&path);
filp = alloc_file(&path, FMODE_READ, fops_get(&uverbs_event_fops));
if (!filp) {
ret = -ENFILE;
goto err_fd;
@ -531,6 +534,8 @@ struct file *ib_uverbs_alloc_event_file(struct ib_uverbs_file *uverbs_file,
return filp;
err_fd:
fops_put(&uverbs_event_fops);
path_put(&path);
put_unused_fd(*fd);
err: