From c64c6a8b259abfbff5ce202d5d5982b120cf928f Mon Sep 17 00:00:00 2001
From: Andrew Soutar <andrew@andrewsoutar.com>
Date: Mon, 31 Jul 2017 02:19:16 -0400
Subject: [PATCH] cryptsetup: fix infinite timeout (#6486)

0004f698d causes `arg_timeout` to be infinity instead of 0 when timeout=0. The
logic here now matches this change.

Fixes #6381

(cherry picked from commit 0864d311766498563331f486909a0d950ba7de87)
---
 src/cryptsetup/cryptsetup.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/cryptsetup/cryptsetup.c b/src/cryptsetup/cryptsetup.c
index 3b4c086162..08ed7e53ba 100644
--- a/src/cryptsetup/cryptsetup.c
+++ b/src/cryptsetup/cryptsetup.c
@@ -56,7 +56,7 @@ static bool arg_tcrypt_veracrypt = false;
 static char **arg_tcrypt_keyfiles = NULL;
 static uint64_t arg_offset = 0;
 static uint64_t arg_skip = 0;
-static usec_t arg_timeout = 0;
+static usec_t arg_timeout = USEC_INFINITY;
 
 /* Options Debian's crypttab knows we don't:
 
@@ -670,10 +670,10 @@ int main(int argc, char *argv[]) {
                 if (arg_discards)
                         flags |= CRYPT_ACTIVATE_ALLOW_DISCARDS;
 
-                if (arg_timeout > 0)
-                        until = now(CLOCK_MONOTONIC) + arg_timeout;
-                else
+                if (arg_timeout == USEC_INFINITY)
                         until = 0;
+                else
+                        until = now(CLOCK_MONOTONIC) + arg_timeout;
 
                 arg_key_size = (arg_key_size > 0 ? arg_key_size : (256 / 8));