runtime/extern.go: clear a small error in a comment.

R=iant, rsc
CC=golang-dev
https://golang.org/cl/1741058

diff --git a/src/pkg/runtime/extern.go b/src/pkg/runtime/extern.go
index c0cab22e95012927d1881a18a851cfe70754441f..f73c20f45e647aa6cf071aa682a87bdf3d3d4312 100644 (file)
--- a/src/pkg/runtime/extern.go
+++ b/src/pkg/runtime/extern.go
@@ -111,7 +111,7 @@ func Semrelease(s *uint32)
 // is not called again, the next time the garbage collector sees
 // that x is unreachable, it will free x.
 //
-// SetFinalizer(x, nil) clears any finalizer associated with f.
+// SetFinalizer(x, nil) clears any finalizer associated with x.
 //
 // The argument x must be a pointer to an object allocated by
 // calling new or by taking the address of a composite literal.