commit c976381d67e1c1ff16f155cbcc6c905245d0520f
from: Dan Cross <cross@gajendra.net>
via: Gleydson Soares <gsoares@gmail.com>
date: Fri May 05 20:04:17 2017 UTC

factotum: Fix an operator precedence bug in the secstore code

`==` is higher precedence than `&`. Parenthesize.

Change-Id: I2c7ee588fea0d8a66e1c8424f26630015388d61a
Signed-off-by: Dan Cross <cross@gajendra.net>
Reviewed-on: https://plan9port-review.googlesource.com/2860
Reviewed-by: Gleydson Soares <gsoares@gmail.com>

commit - 9e52ea8a29db42f37188fd8fa35d641724c3d015
commit + c976381d67e1c1ff16f155cbcc6c905245d0520f
blob - 2babf4d8e2f65a2f23069b744956017b66faff85
blob + c17c3cf2784b6d1b5334e142e21b3887c6963bfe
--- src/cmd/auth/factotum/secstore.c
+++ src/cmd/auth/factotum/secstore.c
@@ -181,7 +181,7 @@ SC_read(SConn *conn, uchar *buf, int n)
 	uchar count[2], digest[SHA1dlen];
 	int len, nr;
 
-	if(read(ss->fd, count, 2) != 2 || count[0]&0x80 == 0){
+	if(read(ss->fd, count, 2) != 2 || (count[0]&0x80) == 0){
 		werrstr("!SC_read invalid count");
 		return -1;
 	}