Attachment 10794 Details for Bug 11121 – patch to take care of POLLNVAL condition.

[patch] patch to take care of POLLNVAL condition.

0001-Signed-off-by-Hemanth-Thummala-hemanth.thummala-gmai.patch (text/plain), 1.07 KB, created by Hemanth on 2015-02-26 00:22:02 UTC

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Creator: Hemanth

Created: 2015-02-26 00:22:02 UTC

Size: 1.07 KB

patch

obsolete

>From 76f7cecea183676bb061f433ba33eb351f1f5ffe Mon Sep 17 00:00:00 2001
>From: Hemanth Thummala <hemanth.thummala@gmail.com>
>Date: Tue, 10 Feb 2015 13:31:22 -0800
>Subject: [PATCH] Signed-off-by: Hemanth Thummala <hemanth.thummala@gmail.com>
>
>Handle POLLNVAL while reading from winbindd socket. This will avoid
>going into infinite poll loop when the supplied fd is invalid or closed.
>---
> nsswitch/wb_common.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
>diff --git a/nsswitch/wb_common.c b/nsswitch/wb_common.c
>index 5fde8d0..45908c3 100644
>--- a/nsswitch/wb_common.c
>+++ b/nsswitch/wb_common.c
>@@ -455,6 +455,7 @@ static int winbind_read_sock(void *buffer, int count)
> 
> 		pfd.fd = fd;
> 		pfd.events = POLLIN|POLLHUP;
>+		pfd.revents = 0;
> 
> 		/* Wait for 5 seconds for a reply. May need to parameterise this... */
> 
>@@ -475,7 +476,7 @@ static int winbind_read_sock(void *buffer, int count)
> 			continue;
> 		}
> 
>-		if ((ret == 1) && (pfd.revents & (POLLIN|POLLHUP|POLLERR))) {
>+		if ((ret == 1) && (pfd.revents & (POLLIN|POLLHUP|POLLERR|POLLNVAL))) {
> 
> 			/* Do the Read */
> 
>-- 
>1.8.2
>

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Attachments on bug 11121: 10794