s2disk: Don't try to use splash when VTs are not available

It generally isn't very wise to use splash when we can't switch
virtual terminals, that even may cause a crash to happen sometimes.
For this reason, clear splash_param to 0 in those cases.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

1 files changed, 1 insertions, 0 deletions

diff --git a/suspend.c b/suspend.c
index bbf577c..77237f7 100644
--- a/suspend.c
+++ b/suspend.c
@@ -2492,6 +2492,7 @@ int main(int argc, char *argv[])
 		if (vt_fd == -ENOTTY) {
 			suspend_warning("Unable to switch virtual terminals, "
 					"using the current console.");
+			splash_param = 0;
 		} else {
 			suspend_error("Could not open a virtual terminal.");
 			ret = errno;