From: Jörg Krause <joerg.krause@embedded.rocks>
Date: Tue, 26 Jan 2016 15:28:53 +0000 (+0100)
Subject: wpa_ctrl: Retry select() on EINTR
X-Git-Tag: hostap_2_6~932
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=70f4f052f1b183cff150cc8ed2299e52921f6a36;p=thirdparty%2Fhostap.git

wpa_ctrl: Retry select() on EINTR

Retry select() if it was interrupted by a signal.

Signed-off-by: Jörg Krause <joerg.krause@embedded.rocks>
---

diff --git a/src/common/wpa_ctrl.c b/src/common/wpa_ctrl.c
index 5733aa605..623c2a768 100644
--- a/src/common/wpa_ctrl.c
+++ b/src/common/wpa_ctrl.c
@@ -532,6 +532,8 @@ retry_send:
 		FD_ZERO(&rfds);
 		FD_SET(ctrl->s, &rfds);
 		res = select(ctrl->s + 1, &rfds, NULL, NULL, &tv);
+		if (res < 0 && errno == EINTR)
+			continue;
 		if (res < 0)
 			return res;
 		if (FD_ISSET(ctrl->s, &rfds)) {