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orangefs: a debugfs fix

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Vasliy Averin noticed that "if seq_file .next function does not change
 position index, read after some lseek can generate unexpected output."
 and sent in this fix.
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Merge tag 'for-linus-5.6-ofs1' of git://git.kernel.org/pub/scm/linux/kernel/git/hubcap/linux

Pull orangefs fix from Mike Marshall:
 "Debugfs fix for orangefs.

  Vasliy Averin noticed that 'if seq_file .next function does not change
  position index, read after some lseek can generate unexpected output'
  and sent in this fix"

* tag 'for-linus-5.6-ofs1' of git://git.kernel.org/pub/scm/linux/kernel/git/hubcap/linux:
  help_next should increase position index
This commit is contained in:
Linus Torvalds 2020-02-07 17:52:38 -08:00
commit 60ea27e936
1 changed files with 1 additions and 0 deletions
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fs/orangefs/orangefs-debugfs.c
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@ -273,6 +273,7 @@ static void *help_start(struct seq_file *m, loff_t *pos)
static void *help_next(struct seq_file *m, void *v, loff_t *pos)
{
(*pos)++;
gossip_debug(GOSSIP_DEBUGFS_DEBUG, "help_next: start\n");
return NULL;