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config: limit ra_retranstime to 60000
author
Hans Dedecker
<dedeckeh@gmail.com>
Mon, 15 May 2017 13:58:46 +0000
(15:58 +0200)
committer
Hans Dedecker
<dedeckeh@gmail.com>
Mon, 15 May 2017 14:01:28 +0000
(16:01 +0200)
Limit the maximum ra_retranstime value to 60000 milliseconds as
described in RFC7048.
Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>
src/config.c
patch
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diff --git
a/src/config.c
b/src/config.c
index
9348985
..
979603c
100644
(file)
--- a/
src/config.c
+++ b/
src/config.c
@@
-608,8
+608,11
@@
int config_parse_interface(void *data, size_t len, const char *name, bool overwr
goto err;
}
- if ((c = tb[IFACE_ATTR_RA_RETRANSTIME]))
+ if ((c = tb[IFACE_ATTR_RA_RETRANSTIME]))
{
iface->ra_retranstime = blobmsg_get_u32(c);
+ if (iface->ra_retranstime > 60000)
+ goto err;
+ }
if ((c = tb[IFACE_ATTR_RA_HOPLIMIT])) {
iface->ra_hoplimit = blobmsg_get_u32(c);