cmd/pack: fix format string error in log message

Fixes #7693.

pack.go:347: possible formatting directive in Fatal call

LGTM=iant
R=golang-codereviews, iant
CC=golang-codereviews
https://golang.org/cl/83310045

diff --git a/src/cmd/pack/pack.go b/src/cmd/pack/pack.go
index 72760832642759c9e259ff2bcefd1b4648df8e88..ce73164171cbabdf194cc0767e9fddd52997c1a7 100644 (file)
--- a/src/cmd/pack/pack.go
+++ b/src/cmd/pack/pack.go
@@ -344,7 +344,7 @@ func (ar *Archive) addFile(fd FileLike) {
                log.Fatal("writing file: ", err)
        }
        if n64 != info.Size() {
-               log.Fatal("writing file: wrote %d bytes; file is size %d", n64, info.Size())
+               log.Fatalf("writing file: wrote %d bytes; file is size %d", n64, info.Size())
        }
        ar.endFile()
 }