From: Kevin Cernekee <cernekee@gmail.com>
Date: Wed, 13 Jul 2011 07:30:36 +0000 (+0200)
Subject: cttyhack: fail gracefully if the device node is missing
X-Git-Tag: 1_19_0~25
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=43a668b2eef5f77d1fe0bee1289cea6649fa793d;p=oweals%2Fbusybox.git

cttyhack: fail gracefully if the device node is missing

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---

diff --git a/shell/cttyhack.c b/shell/cttyhack.c
index 522a1ba73..4261289b4 100644
--- a/shell/cttyhack.c
+++ b/shell/cttyhack.c
@@ -146,7 +146,9 @@ int cttyhack_main(int argc UNUSED_PARAM, char **argv)
 			goto ret;
 		} while (0);
 
-		fd = xopen(console, O_RDWR);
+		fd = open_or_warn(console, O_RDWR);
+		if (fd < 0)
+			goto ret;
 		//bb_error_msg("switching to '%s'", console);
 		dup2(fd, 0);
 		dup2(fd, 1);