From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 9 Dec 2014 00:09:21 +0000 (+0100)
Subject: sd-rtnl: fix size check in sd_rtnl_message_append_string()
X-Git-Tag: v218~72
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=3072eecf3c714e3ed88c882623c40aca15445f64

sd-rtnl: fix size check in sd_rtnl_message_append_string()
---

diff --git a/src/libsystemd/sd-rtnl/rtnl-message.c b/src/libsystemd/sd-rtnl/rtnl-message.c
index 5c627f96a..165e84d7a 100644
--- a/src/libsystemd/sd-rtnl/rtnl-message.c
+++ b/src/libsystemd/sd-rtnl/rtnl-message.c
@@ -700,8 +700,8 @@ int sd_rtnl_message_append_string(sd_rtnl_message *m, unsigned short type, const
                 size = (size_t)r;
 
         if (size) {
-                length = strnlen(data, size);
-                if (length >= size)
+                length = strnlen(data, size+1);
+                if (length > size)
                         return -EINVAL;
         } else
                 length = strlen(data);