pathplan: remove dead code in 'growtris'

The only call to `growtris` ensures this branch is false.

diff --git a/lib/pathplan/shortest.c b/lib/pathplan/shortest.c
index 8ffc2fc16d2196ee35173ed7adc848cf4aabe69d..521fc18fd2f90558f08575ae8a6a3ee7c2afaf9c 100644 (file)
--- a/lib/pathplan/shortest.c
+++ b/lib/pathplan/shortest.c
@@ -515,8 +515,6 @@ static int growpnls(size_t newpnln) {
 
 static int growtris(int newtrin)
 {
-    if (newtrin <= trin)
-       return 0;
     tris = realloc(tris, TRIANGLESIZE * newtrin);
     if (tris == NULL) {
        prerror("cannot realloc tris");