X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Flogin%2Flogind-dbus.c;h=9538150e2e548c6051a75357c5d5e95f3056d64e;hp=4239b3788a83bd70b93130a297b7295874071b1e;hb=c506027af881a9e4210845a7a8a6ec5910aa0f3b;hpb=92bd5ff3a062c3f9475b9d9d39b9335bfeb7705e

diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index 4239b3788..9538150e2 100644
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -514,7 +514,7 @@ static int method_create_session(sd_bus *bus, sd_bus_message *message, void *use
 
         if (seat) {
                 if (seat_has_vts(seat)) {
-                        if (vtnr > 63)
+                        if (!vtnr || vtnr > 63)
                                 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "VT number out of range");
                 } else {
                         if (vtnr != 0)