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authorBenjamin Poirier <bpoirier@nvidia.com>2021-11-29 15:23:16 +0900
committerDavid S. Miller <davem@davemloft.net>2021-11-29 12:46:52 +0000
commitf05b0b97335be1b4f9f1f1044eb617f4e12c681e (patch)
treefe661f83873343524c566a38fe6e5142e1ed3394 /net/mpls
parent69d9c0d07726b6d49cf8b2609226b7b88a0f3d51 (diff)
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net: mpls: Make for_nexthops iterator const
There are separate for_nexthops and change_nexthops iterators. The for_nexthops variant should use const. Signed-off-by: Benjamin Poirier <bpoirier@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mpls')
-rw-r--r--net/mpls/af_mpls.c8
-rw-r--r--net/mpls/internal.h2
2 files changed, 5 insertions, 5 deletions
diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c
index ffeb2df8be7a..9fab40aa5c84 100644
--- a/net/mpls/af_mpls.c
+++ b/net/mpls/af_mpls.c
@@ -230,8 +230,8 @@ static struct mpls_nh *mpls_get_nexthop(struct mpls_route *rt, u8 index)
* Since those fields can change at any moment, use READ_ONCE to
* access both.
*/
-static struct mpls_nh *mpls_select_multipath(struct mpls_route *rt,
- struct sk_buff *skb)
+static const struct mpls_nh *mpls_select_multipath(struct mpls_route *rt,
+ struct sk_buff *skb)
{
u32 hash = 0;
int nh_index = 0;
@@ -343,8 +343,8 @@ static int mpls_forward(struct sk_buff *skb, struct net_device *dev,
{
struct net *net = dev_net(dev);
struct mpls_shim_hdr *hdr;
+ const struct mpls_nh *nh;
struct mpls_route *rt;
- struct mpls_nh *nh;
struct mpls_entry_decoded dec;
struct net_device *out_dev;
struct mpls_dev *out_mdev;
@@ -2333,12 +2333,12 @@ static int mpls_getroute(struct sk_buff *in_skb, struct nlmsghdr *in_nlh,
u32 labels[MAX_NEW_LABELS];
struct mpls_shim_hdr *hdr;
unsigned int hdr_size = 0;
+ const struct mpls_nh *nh;
struct net_device *dev;
struct mpls_route *rt;
struct rtmsg *rtm, *r;
struct nlmsghdr *nlh;
struct sk_buff *skb;
- struct mpls_nh *nh;
u8 n_labels;
int err;
diff --git a/net/mpls/internal.h b/net/mpls/internal.h
index 218138f5b491..56c5cad3a230 100644
--- a/net/mpls/internal.h
+++ b/net/mpls/internal.h
@@ -158,7 +158,7 @@ struct mpls_route { /* next hop label forwarding entry */
};
#define for_nexthops(rt) { \
- int nhsel; struct mpls_nh *nh; \
+ int nhsel; const struct mpls_nh *nh; \
for (nhsel = 0, nh = (rt)->rt_nh; \
nhsel < (rt)->rt_nhn; \
nh = (void *)nh + (rt)->rt_nh_size, nhsel++)