From: Sebastian Harl <sh@tokkee.org>
Date: Fri, 2 Jan 2015 11:56:14 +0000 (+0100)
Subject: frontend/scanner: Pass the right size to strncat.
X-Git-Tag: sysdb-0.7.0~86
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=5d27dd094076ccb02ee387b7f9eb8bc7c24254e5;p=sysdb.git

frontend/scanner: Pass the right size to strncat.

Thanks to clang for identifying this :-)
---

diff --git a/src/frontend/scanner.l b/src/frontend/scanner.l
index 65ec9ed..6781122 100644
--- a/src/frontend/scanner.l
+++ b/src/frontend/scanner.l
@@ -237,7 +237,7 @@ time		([0-9]{1,2}:[0-9]{1,2}(:[0-9]{1,2}(\.[0-9]{1,9})?)?)
 		assert(tmp);
 		tmp = strchr(tmp + 1, ':');
 		if (! tmp)
-			strncat(time, ":00", sizeof(time));
+			strncat(time, ":00", sizeof(time) - strlen(time) - 1);
 
 		if (! strptime(time, "%H:%M:%S", &tm)) {
 			char errmsg[1024];