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

Pull misc vfs fixes from Al Viro.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  seq_file: fix incomplete reset on read from zero offset
  kernfs: fix regression in kernfs_fop_write caused by wrong type
hifive-unleashed-5.1
Linus Torvalds 2018-02-09 19:22:17 -08:00
parent c839682c71 cf5eebae2c
commit 878e66d06f
2 changed files with 5 additions and 2 deletions
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2
fs/kernfs/file.c
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@ -275,7 +275,7 @@ static ssize_t kernfs_fop_write(struct file *file, const char __user *user_buf,
{
struct kernfs_open_file *of = kernfs_of(file);
const struct kernfs_ops *ops;
size_t len;
ssize_t len;
char *buf;
if (of->atomic_write_len) {

5
fs/seq_file.c
View File

@ -181,8 +181,11 @@ ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos)
* if request is to read from zero offset, reset iterator to first
* record as it might have been already advanced by previous requests
*/
if (*ppos == 0)
if (*ppos == 0) {
m->index = 0;
m->version = 0;
m->count = 0;
}
/* Don't assume *ppos is where we left it */
if (unlikely(*ppos != m->read_pos)) {