os/signal: fix t.Fatal that should be t.Fatalf

Change-Id: I2a24b2bde9a7c641b3bc802ff8b2ddebf4990109
Reviewed-on: https://go-review.googlesource.com/79496
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>

diff --git a/src/os/signal/signal_cgo_test.go b/src/os/signal/signal_cgo_test.go
index a11adca0cc216b67e1ec8db8c3476e24f07ee5f0..d23aa18e5f2ea25a089a7253d5bf2eb5fb2018c9 100644 (file)
--- a/src/os/signal/signal_cgo_test.go
+++ b/src/os/signal/signal_cgo_test.go
@@ -149,7 +149,7 @@ func TestTerminalSignal(t *testing.T) {
 
        // Set the bash prompt so that we can see it.
        if _, err := master.Write([]byte("PS1='" + prompt + "'\n")); err != nil {
-               t.Fatal("setting prompt: %v", err)
+               t.Fatalf("setting prompt: %v", err)
        }
        select {
        case <-sawPrompt: