[IPV4]: multipath_wrandom.c GPF fixes

[Patrick McHardy <kaber@xxxxxxxxx>]

multipath_wrandom needs to use GFP_ATOMIC.

[IPV4]: multipath_wrandom.c GPF fixes

Signed-off-by: Patrick McHardy <kaber@xxxxxxxxx>

---
commit cdb5c875d48676b20ecd95fef080891a68c32e9c
tree 46b576def0e0b0e4600193306cb830e66b5a57da
parent 3a614a8969f79ac4116f496beff879736dca83e2
author Patrick McHardy <kaber@xxxxxxxxx> 1115277458 +0200
committer Patrick McHardy <kaber@xxxxxxxxx> 1115277458 +0200

Index: net/ipv4/multipath_wrandom.c
===================================================================
--- a744d6c4cd2587f82796c0f6cb4d7f94744ef9f2/net/ipv4/multipath_wrandom.c  
(mode:100644 sha1:10b23e1bece663bd8a9317f980b30ec0df7f0a11)
+++ 46b576def0e0b0e4600193306cb830e66b5a57da/net/ipv4/multipath_wrandom.c  
(mode:100644 sha1:c3d2ca1a6781513bc7b2524aad96f61e7a4053a6)
@@ -172,7 +172,7 @@
                    multipath_comparekeys(&rt->fl, flp)) {
                        struct multipath_candidate* mpc =
                                (struct multipath_candidate*)
-                               kmalloc(size_mpc, GFP_KERNEL);
+                               kmalloc(size_mpc, GFP_ATOMIC);
 
                        if (!mpc)
                                return;
@@ -244,7 +244,7 @@
        if (!target_route) {
                const size_t size_rt = sizeof(struct multipath_route);
                target_route = (struct multipath_route *)
-                       kmalloc(size_rt, GFP_KERNEL);
+                       kmalloc(size_rt, GFP_ATOMIC);
 
                target_route->gw = nh->nh_gw;
                target_route->oif = nh->nh_oif;
@@ -265,7 +265,7 @@
        if (!target_dest) {
                const size_t size_dst = sizeof(struct multipath_dest);
                target_dest = (struct multipath_dest*)
-                       kmalloc(size_dst, GFP_KERNEL);
+                       kmalloc(size_dst, GFP_ATOMIC);
 
                target_dest->nh_info = nh;
                target_dest->network = network;