all: fix gometalinter warnings

Fix typos, non-canonical code, remove dead code, etc.

2 files changed, 4 insertions, 17 deletions

diff --git a/pkg/ipc/ipc.go b/pkg/ipc/ipc.go
index fbce12efa..104be74d2 100644
--- a/pkg/ipc/ipc.go
+++ b/pkg/ipc/ipc.go
@@ -528,6 +528,8 @@ type executeReply struct {
 	status uint32
 }
 
+// TODO(dvyukov): we currently parse this manually, should cast output to this struct instead.
+/*
 type callReply struct {
 	callIndex     uint32
 	callNum       uint32
@@ -539,6 +541,7 @@ type callReply struct {
 	compsSize     uint32
 	// signal/cover/comps follow
 }
+*/
 
 func makeCommand(pid int, bin []string, config *Config, inFile *os.File, outFile *os.File) (*command, error) {
 	dir, err := ioutil.TempDir("./", "syzkaller-testdir")
@@ -782,7 +785,7 @@ func (c *command) exec(opts *ExecOpts, progData []byte) (output []byte, failed,
 			hang <- false
 		}
 	}()
-	exitStatus := 0
+	var exitStatus int
 	if c.config.Flags&FlagUseForkServer == 0 {
 		restart = true
 		c.cmd.Wait()
@@ -849,9 +852,3 @@ func (c *command) exec(opts *ExecOpts, progData []byte) (output []byte, failed,
 	}
 	return
 }
-
-func serializeUint64(buf []byte, v uint64) {
-	for i := 0; i < 8; i++ {
-		buf[i] = byte(v >> (8 * uint(i)))
-	}
-}
diff --git a/pkg/ipc/ipc_test.go b/pkg/ipc/ipc_test.go
index 03de4ebf1..88b124a6f 100644
--- a/pkg/ipc/ipc_test.go
+++ b/pkg/ipc/ipc_test.go
@@ -13,7 +13,6 @@ import (
 	"time"
 
 	"github.com/google/syzkaller/pkg/csource"
-	"github.com/google/syzkaller/pkg/osutil"
 	"github.com/google/syzkaller/prog"
 	_ "github.com/google/syzkaller/sys"
 )
@@ -25,15 +24,6 @@ func buildExecutor(t *testing.T, target *prog.Target) string {
 	return buildProgram(t, target, filepath.FromSlash(src))
 }
 
-func buildSource(t *testing.T, target *prog.Target, src []byte) string {
-	tmp, err := osutil.WriteTempFile(src)
-	if err != nil {
-		t.Fatalf("%v", err)
-	}
-	defer os.Remove(tmp)
-	return buildProgram(t, target, tmp)
-}
-
 func buildProgram(t *testing.T, target *prog.Target, src string) string {
 	bin, err := csource.Build(target, "c++", src)
 	if err != nil {