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Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 104070e92cea..a7a21a7ba790 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -138,7 +138,6 @@ struct rt6_info ip6_null_entry = {
138 .dst = { 138 .dst = {
139 .__refcnt = ATOMIC_INIT(1), 139 .__refcnt = ATOMIC_INIT(1),
140 .__use = 1, 140 .__use = 1,
141 .dev = &loopback_dev,
142 .obsolete = -1, 141 .obsolete = -1,
143 .error = -ENETUNREACH, 142 .error = -ENETUNREACH,
144 .metrics = { [RTAX_HOPLIMIT - 1] = 255, }, 143 .metrics = { [RTAX_HOPLIMIT - 1] = 255, },
@@ -164,7 +163,6 @@ struct rt6_info ip6_prohibit_entry = {
164 .dst = { 163 .dst = {
165 .__refcnt = ATOMIC_INIT(1), 164 .__refcnt = ATOMIC_INIT(1),
166 .__use = 1, 165 .__use = 1,
167 .dev = &loopback_dev,
168 .obsolete = -1, 166 .obsolete = -1,
169 .error = -EACCES, 167 .error = -EACCES,
170 .metrics = { [RTAX_HOPLIMIT - 1] = 255, }, 168 .metrics = { [RTAX_HOPLIMIT - 1] = 255, },
@@ -184,7 +182,6 @@ struct rt6_info ip6_blk_hole_entry = {
184 .dst = { 182 .dst = {
185 .__refcnt = ATOMIC_INIT(1), 183 .__refcnt = ATOMIC_INIT(1),
186 .__use = 1, 184 .__use = 1,
187 .dev = &loopback_dev,
188 .obsolete = -1, 185 .obsolete = -1,
189 .error = -EINVAL, 186 .error = -EINVAL,
190 .metrics = { [RTAX_HOPLIMIT - 1] = 255, }, 187 .metrics = { [RTAX_HOPLIMIT - 1] = 255, },
@@ -224,8 +221,8 @@ static void ip6_dst_ifdown(struct dst_entry *dst, struct net_device *dev,
224 struct rt6_info *rt = (struct rt6_info *)dst; 221 struct rt6_info *rt = (struct rt6_info *)dst;
225 struct inet6_dev *idev = rt->rt6i_idev; 222 struct inet6_dev *idev = rt->rt6i_idev;
226 223
227 if (dev != &loopback_dev && idev != NULL && idev->dev == dev) { 224 if (dev != loopback_dev && idev != NULL && idev->dev == dev) {
228 struct inet6_dev *loopback_idev = in6_dev_get(&loopback_dev); 225 struct inet6_dev *loopback_idev = in6_dev_get(loopback_dev);
229 if (loopback_idev != NULL) { 226 if (loopback_idev != NULL) {
230 rt->rt6i_idev = loopback_idev; 227 rt->rt6i_idev = loopback_idev;
231 in6_dev_put(idev); 228 in6_dev_put(idev);
@@ -1188,12 +1185,12 @@ int ip6_route_add(struct fib6_config *cfg)
1188 if ((cfg->fc_flags & RTF_REJECT) || 1185 if ((cfg->fc_flags & RTF_REJECT) ||
1189 (dev && (dev->flags&IFF_LOOPBACK) && !(addr_type&IPV6_ADDR_LOOPBACK))) { 1186 (dev && (dev->flags&IFF_LOOPBACK) && !(addr_type&IPV6_ADDR_LOOPBACK))) {
1190 /* hold loopback dev/idev if we haven't done so. */ 1187 /* hold loopback dev/idev if we haven't done so. */
1191 if (dev != &loopback_dev) { 1188 if (dev != loopback_dev) {
1192 if (dev) { 1189 if (dev) {
1193 dev_put(dev); 1190 dev_put(dev);
1194 in6_dev_put(idev); 1191 in6_dev_put(idev);
1195 } 1192 }
1196 dev = &loopback_dev; 1193 dev = loopback_dev;
1197 dev_hold(dev); 1194 dev_hold(dev);
1198 idev = in6_dev_get(dev); 1195 idev = in6_dev_get(dev);
1199 if (!idev) { 1196 if (!idev) {
@@ -1897,13 +1894,13 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
1897 if (rt == NULL) 1894 if (rt == NULL)
1898 return ERR_PTR(-ENOMEM); 1895 return ERR_PTR(-ENOMEM);
1899 1896
1900 dev_hold(&loopback_dev); 1897 dev_hold(loopback_dev);
1901 in6_dev_hold(idev); 1898 in6_dev_hold(idev);
1902 1899
1903 rt->u.dst.flags = DST_HOST; 1900 rt->u.dst.flags = DST_HOST;
1904 rt->u.dst.input = ip6_input; 1901 rt->u.dst.input = ip6_input;
1905 rt->u.dst.output = ip6_output; 1902 rt->u.dst.output = ip6_output;
1906 rt->rt6i_dev = &loopback_dev; 1903 rt->rt6i_dev = loopback_dev;
1907 rt->rt6i_idev = idev; 1904 rt->rt6i_idev = idev;
1908 rt->u.dst.metrics[RTAX_MTU-1] = ipv6_get_mtu(rt->rt6i_dev); 1905 rt->u.dst.metrics[RTAX_MTU-1] = ipv6_get_mtu(rt->rt6i_dev);
1909 rt->u.dst.metrics[RTAX_ADVMSS-1] = ipv6_advmss(dst_mtu(&rt->u.dst)); 1906 rt->u.dst.metrics[RTAX_ADVMSS-1] = ipv6_advmss(dst_mtu(&rt->u.dst));