commit 3be4b5e2d3ba2add44e0d0307ad3f2487f8ad208 Author: David Fifield david@bamsoftware.com Date: Tue Mar 5 16:14:35 2019 -0700

Report a Close error in readAuthCookieFile.

https://bugs.torproject.org/15826#comment:1 --- pt.go | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/pt.go b/pt.go index 95695ac..f7929e6 100644 --- a/pt.go +++ b/pt.go @@ -616,12 +616,17 @@ func readAuthCookie(f io.Reader) ([]byte, error) {

// Read and validate the contents of an auth cookie file. Returns the 32-byte // cookie. See section 4.2.1.2 of 217-ext-orport-auth.txt. -func readAuthCookieFile(filename string) ([]byte, error) { +func readAuthCookieFile(filename string) (cookie []byte, err error) { f, err := os.Open(filename) if err != nil { return nil, err } - defer f.Close() + defer func() { + closeErr := f.Close() + if err == nil { + err = closeErr + } + }()

return readAuthCookie(f) }