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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse

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Pull fuse fixes from Miklos Szeredi:
 "Two bugfixes, both bound for -stable"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse:
  fuse: break infinite loop in fuse_fill_write_pages()
  cuse: fix memory leak
This commit is contained in:
Linus Torvalds 2015-12-11 10:56:41 -08:00
commit 732c4a9e14
2 changed files with 3 additions and 1 deletions
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2
fs/fuse/cuse.c
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@ -549,6 +549,8 @@ static int cuse_channel_release(struct inode *inode, struct file *file)
unregister_chrdev_region(cc->cdev->dev, 1);
cdev_del(cc->cdev);
}
/* Base reference is now owned by "fud" */
fuse_conn_put(&cc->fc);
rc = fuse_dev_release(inode, file); /* puts the base reference */

2
fs/fuse/file.c
View File

@ -1049,6 +1049,7 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req,
tmp = iov_iter_copy_from_user_atomic(page, ii, offset, bytes);
flush_dcache_page(page);
iov_iter_advance(ii, tmp);
if (!tmp) {
unlock_page(page);
page_cache_release(page);
@ -1061,7 +1062,6 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req,
req->page_descs[req->num_pages].length = tmp;
req->num_pages++;
iov_iter_advance(ii, tmp);
count += tmp;
pos += tmp;
offset += tmp;