Never calc view values from an invalid frame.

It was possible for CL_CalcViewValues to be called in disconnected state
when main client window is minimized, resulting in yet another V_CalcFov
error.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/client/entities.c b/src/client/entities.c
index fc461b0..acf1e8d 100644
--- a/src/client/entities.c
+++ b/src/client/entities.c
@@ -1134,6 +1134,10 @@ void CL_CalcViewValues(void)
     vec3_t viewoffset;
     float lerp;
 
+    if (!cl.frame.valid) {
+        return;
+    }
+
     // find states to interpolate between
     ps = &cl.frame.ps;
     ops = &cl.oldframe.ps;