Fix OSX build and incorrect treatment of errors from Syscall

ncw · Nov 28, 2012 · cd5de9e · cd5de9e
1 parent a67752c
commit cd5de9e
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/direct_io_darwin.go b/direct_io_darwin.go
@@ -22,9 +22,9 @@ func OpenFile(name string, flag int, perm os.FileMode) (file *os.File, err error
 	// Set F_NOCACHE to avoid caching
 	// F_NOCACHE    Turns data caching off/on. A non-zero value in arg turns data caching off.  A value
 	//              of zero in arg turns data caching on.
-	_, _, err = syscall.Syscall(syscall.SYS_FCNTL, uintptr(file.Fd()), syscall.F_NOCACHE, 1)
-	if err != nil {
-		fmt.Errorf("Failed to set F_NOCACHE: %s", err)
+	_, _, e1 := syscall.Syscall(syscall.SYS_FCNTL, uintptr(file.Fd()), syscall.F_NOCACHE, 1)
+	if e1 != 0 {
+		err = fmt.Errorf("Failed to set F_NOCACHE: %s", e1)
 		file.Close()
 		file = nil
 	}