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authorEric W. Biederman <ebiederm@xmission.com>2017-09-18 22:51:14 -0500
committerEric W. Biederman <ebiederm@xmission.com>2017-09-18 22:51:14 -0500
commit54640d238760a1a54dfebe039b49682522100186 (patch)
tree6a2b2dd72e87da0226f0885c08b7fe9ab8a2141d
parent2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff)
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.c2
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_*