From: Todd C. Miller <Todd.Miller@courtesan.com>
Date: Fri, 7 Apr 2017 14:38:56 +0000 (-0600)
Subject: Check return value of dispatch_pending_signals() in case we received
X-Git-Tag: SUDO_1_8_20^2~51
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c6f9f06c45bae0de6240f1555c6d771d9fbb9222;p=sudo

Check return value of dispatch_pending_signals() in case we received
SIGINT or SIGQUIT before executing the command.
---

diff --git a/src/exec.c b/src/exec.c
index 577a56ac5..e7dcf539a 100644
--- a/src/exec.c
+++ b/src/exec.c
@@ -205,7 +205,10 @@ sudo_execute(struct command_details *details, struct command_status *cstat)
 {
     debug_decl(sudo_execute, SUDO_DEBUG_EXEC)
 
-    dispatch_pending_signals(cstat);
+    if (dispatch_pending_signals(cstat) != 0) {
+	/* Killed by SIGINT or SIGQUIT */
+	debug_return_int(0);
+    }
 
     /* If running in background mode, fork and exit. */
     if (ISSET(details->flags, CD_BACKGROUND)) {