runtime: remove unused var

LGTM=bradfitz
R=daniel.morsing, bradfitz
CC=golang-codereviews
https://golang.org/cl/130500044

diff --git a/src/pkg/runtime/proc.c b/src/pkg/runtime/proc.c
index dbe47d2af7179b93d75694e8e96f21e9468460e5..6767622846c3bbb908dddb3608d1a31e85ca74c8 100644 (file)
--- a/src/pkg/runtime/proc.c
+++ b/src/pkg/runtime/proc.c
@@ -1868,7 +1868,6 @@ newproc_m(void)
        void *callerpc;
        FuncVal *fn;
        int32 siz;
-       G *spawng;
 
        siz = g->m->scalararg[0];
        callerpc = (void*)g->m->scalararg[1];