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| author | Eric W. Biederman <ebiederm@xmission.com> | 2017-09-19 06:51:14 +0300 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2017-09-19 06:51:14 +0300 |
| commit | 54640d238760a1a54dfebe039b49682522100186 (patch) | |
| tree | 6a2b2dd72e87da0226f0885c08b7fe9ab8a2141d | |
| parent | 2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff) | |
| download | linux-54640d238760a1a54dfebe039b49682522100186.tar.xz | |
fcntl: Don't set si_code to SI_SIGIO when sig == SIGPOLL
When fixing things to avoid ambiguous cases I had a thinko
and included SIGPOLL/SIGIO in with all of the other signals
that have signal specific si_codes. Which is completely wrong.
Fix that.
Reported-by: Vince Weaver <vincent.weaver@maine.edu>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
| -rw-r--r-- | fs/fcntl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/fcntl.c b/fs/fcntl.c index 0491da3b28c3..448a1119f0be 100644 --- a/fs/fcntl.c +++ b/fs/fcntl.c @@ -749,7 +749,7 @@ static void send_sigio_to_task(struct task_struct *p, * specific si_codes. In that case use SI_SIGIO instead * to remove the ambiguity. */ - if (sig_specific_sicodes(signum)) + if ((signum != SIGPOLL) && sig_specific_sicodes(signum)) si.si_code = SI_SIGIO; /* Make sure we are called with one of the POLL_* |