From 43a668b2eef5f77d1fe0bee1289cea6649fa793d Mon Sep 17 00:00:00 2001 From: Kevin Cernekee Date: Wed, 13 Jul 2011 09:30:36 +0200 Subject: cttyhack: fail gracefully if the device node is missing Signed-off-by: Kevin Cernekee Signed-off-by: Denys Vlasenko --- shell/cttyhack.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'shell/cttyhack.c') 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); -- cgit v1.2.3