Include two fixes from upstream git repo

Signed-off-by: Tomas Hozza <thozza@redhat.com>
This commit is contained in:
Tomas Hozza 2013-04-19 15:41:16 +02:00
parent 33f9cfc8b8
commit c217afdb53
3 changed files with 181 additions and 1 deletions

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@ -0,0 +1,142 @@
From bd08ae67f9a0cae2ce15be885254cad9449d4551 Mon Sep 17 00:00:00 2001
From: Simon Kelley <simon@thekelleys.org.uk>
Date: Fri, 19 Apr 2013 10:22:06 +0100
Subject: [PATCH] Allow option number zero in encapsulated DHCP options.
---
src/dhcp-common.c | 6 +++---
src/dnsmasq.h | 4 ++--
src/option.c | 33 ++++++++++++++++++++-------------
3 files changed, 25 insertions(+), 18 deletions(-)
diff --git a/src/dhcp-common.c b/src/dhcp-common.c
index f4fd088..8de4268 100644
--- a/src/dhcp-common.c
+++ b/src/dhcp-common.c
@@ -512,7 +512,7 @@ void display_opts6(void)
}
#endif
-u16 lookup_dhcp_opt(int prot, char *name)
+int lookup_dhcp_opt(int prot, char *name)
{
const struct opttab_t *t;
int i;
@@ -528,10 +528,10 @@ u16 lookup_dhcp_opt(int prot, char *name)
if (strcasecmp(t[i].name, name) == 0)
return t[i].val;
- return 0;
+ return -1;
}
-u16 lookup_dhcp_len(int prot, u16 val)
+int lookup_dhcp_len(int prot, int val)
{
const struct opttab_t *t;
int i;
diff --git a/src/dnsmasq.h b/src/dnsmasq.h
index 69ae7a7..41e2798 100644
--- a/src/dnsmasq.h
+++ b/src/dnsmasq.h
@@ -1216,8 +1216,8 @@ void log_tags(struct dhcp_netid *netid, u32 xid);
int match_bytes(struct dhcp_opt *o, unsigned char *p, int len);
void dhcp_update_configs(struct dhcp_config *configs);
void display_opts(void);
-u16 lookup_dhcp_opt(int prot, char *name);
-u16 lookup_dhcp_len(int prot, u16 val);
+int lookup_dhcp_opt(int prot, char *name);
+int lookup_dhcp_len(int prot, int val);
char *option_string(int prot, unsigned int opt, unsigned char *val,
int opt_len, char *buf, int buf_len);
#ifdef HAVE_LINUX_NETWORK
diff --git a/src/option.c b/src/option.c
index b2596ec..2a61017 100644
--- a/src/option.c
+++ b/src/option.c
@@ -750,6 +750,7 @@ static int parse_dhcp_opt(char *errstr, char *arg, int flags)
struct dhcp_netid *np = NULL;
u16 opt_len = 0;
int is6 = 0;
+ int option_ok = 0;
new->len = 0;
new->flags = flags;
@@ -769,16 +770,19 @@ static int parse_dhcp_opt(char *errstr, char *arg, int flags)
{
new->opt = atoi(arg);
opt_len = 0;
+ option_ok = 1;
break;
}
if (strstr(arg, "option:") == arg)
{
- new->opt = lookup_dhcp_opt(AF_INET, arg+7);
- opt_len = lookup_dhcp_len(AF_INET, new->opt);
- /* option:<optname> must follow tag and vendor string. */
- if ((opt_len & OT_INTERNAL) && flags != DHOPT_MATCH)
- new->opt = 0;
+ if ((new->opt = lookup_dhcp_opt(AF_INET, arg+7)) != -1)
+ {
+ opt_len = lookup_dhcp_len(AF_INET, new->opt);
+ /* option:<optname> must follow tag and vendor string. */
+ if (!(opt_len & OT_INTERNAL) || flags == DHOPT_MATCH)
+ option_ok = 1;
+ }
break;
}
#ifdef HAVE_DHCP6
@@ -792,13 +796,16 @@ static int parse_dhcp_opt(char *errstr, char *arg, int flags)
{
new->opt = atoi(arg+8);
opt_len = 0;
+ option_ok = 1;
}
else
{
- new->opt = lookup_dhcp_opt(AF_INET6, arg+8);
- opt_len = lookup_dhcp_len(AF_INET6, new->opt);
- if ((opt_len & OT_INTERNAL) && flags != DHOPT_MATCH)
- new->opt = 0;
+ if ((new->opt = lookup_dhcp_opt(AF_INET6, arg+8)) != -1)
+ {
+ opt_len = lookup_dhcp_len(AF_INET6, new->opt);
+ if (!(opt_len & OT_INTERNAL) || flags == DHOPT_MATCH)
+ option_ok = 1;
+ }
}
/* option6:<opt>|<optname> must follow tag and vendor string. */
is6 = 1;
@@ -821,7 +828,7 @@ static int parse_dhcp_opt(char *errstr, char *arg, int flags)
new->flags |= DHOPT_RFC3925;
if (flags == DHOPT_MATCH)
{
- new->opt = 1; /* avoid error below */
+ option_ok = 1;
break;
}
}
@@ -848,16 +855,16 @@ static int parse_dhcp_opt(char *errstr, char *arg, int flags)
if (opt_len == 0 &&
!(new->flags & DHOPT_RFC3925))
- opt_len = lookup_dhcp_len(AF_INET6 ,new->opt);
+ opt_len = lookup_dhcp_len(AF_INET6, new->opt);
}
else
#endif
if (opt_len == 0 &&
!(new->flags & (DHOPT_VENDOR | DHOPT_ENCAPSULATE | DHOPT_RFC3925)))
- opt_len = lookup_dhcp_len(AF_INET ,new->opt);
+ opt_len = lookup_dhcp_len(AF_INET, new->opt);
/* option may be missing with rfc3925 match */
- if (new->opt == 0)
+ if (!option_ok)
ret_err(_("bad dhcp-option"));
if (comma)
--
1.8.1.4

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@ -0,0 +1,26 @@
From 4582c0efe7d7af93517b1f3bcc7af67685ab3e5c Mon Sep 17 00:00:00 2001
From: Dave Reisner <d@falconindy.com>
Date: Thu, 18 Apr 2013 09:47:49 +0100
Subject: [PATCH] Fix wrong size in memset() call.
Thanks to Dave Reisner.
---
src/ipset.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/ipset.c b/src/ipset.c
index a34ed96..f175fa4 100644
--- a/src/ipset.c
+++ b/src/ipset.c
@@ -110,7 +110,7 @@ static int new_add_to_ipset(const char *setname, const struct all_addr *ipaddr,
return -1;
}
- memset(buffer, 0, sizeof(buffer));
+ memset(buffer, 0, BUFF_SZ);
nlh = (struct nlmsghdr *)buffer;
nlh->nlmsg_len = NL_ALIGN(sizeof(struct nlmsghdr));
--
1.8.1.4

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@ -11,7 +11,7 @@
Name: dnsmasq
Version: 2.66
Release: 2%{?extraversion}%{?dist}
Release: 3%{?extraversion}%{?dist}
Summary: A lightweight DHCP/caching DNS server
Group: System Environment/Daemons
@ -20,6 +20,12 @@ URL: http://www.thekelleys.org.uk/dnsmasq/
Source0: http://www.thekelleys.org.uk/dnsmasq/%{?extrapath}%{name}-%{version}%{?extraversion}.tar.gz
Source1: %{name}.service
#include upstream bug fix patches committed after stable release
# commit 4582c0efe7d7af93517b1f3bcc7af67685ab3e5c
Patch0: %{name}-2.66-Fix-wrong_size_in_memset_call.patch
# commit bd08ae67f9a0cae2ce15be885254cad9449d4551
Patch1: %{name}-2.66-Allow-option_number_zero_in_encapsulated_DHCP_options.patch
BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
BuildRequires: dbus-devel
@ -54,6 +60,9 @@ query/remove a DHCP server's leases.
%prep
%setup -q -n %{name}-%{version}%{?extraversion}
%patch0 -p1 -b .wrong_size
%patch1 -p1 -b .zero_DHCP_option
# use /var/lib/dnsmasq instead of /var/lib/misc
for file in dnsmasq.conf.example man/dnsmasq.8 man/es/dnsmasq.8 src/config.h; do
sed -i 's|/var/lib/misc/dnsmasq.leases|/var/lib/dnsmasq/dnsmasq.leases|g' "$file"
@ -133,6 +142,9 @@ rm -rf $RPM_BUILD_ROOT
%{_mandir}/man1/dhcp_*
%changelog
* Fri Apr 19 2013 Tomas Hozza <thozza@redhat.com> - 2.66-3
- include two fixes from upstream git repo
* Thu Apr 18 2013 Tomas Hozza <thozza@redhat.com> - 2.66-2
- New stable version dnsmasq-2.66
- Drop of merged patch