[IPV4]: multipath_wrandom.c GPF fixes

multipath_wrandom needs to use GFP_ATOMIC.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/net/ipv4/multipath_wrandom.c b/net/ipv4/multipath_wrandom.c
index 10b23e1bece6..c3d2ca1a6781 100644
--- a/net/ipv4/multipath_wrandom.c
+++ b/net/ipv4/multipath_wrandom.c
@@ -172,7 +172,7 @@ static void wrandom_select_route(const struct flowi *flp,
                     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 @@ static void wrandom_set_nhinfo(__u32 network,
         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 @@ static void wrandom_set_nhinfo(__u32 network,
         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;