From a1d0cd8ed5d315a1f2e9dec54920b73b9b30147b Mon Sep 17 00:00:00 2001 From: Shlomo Pongratz Date: Wed, 22 Jan 2014 15:23:29 +0200 Subject: [PATCH] net/udp_offload: Handle static checker complaints Fixed few issues around using __rcu prefix and rcu_assign_pointer, also fixed a warning print to use ntohs(port) and not htons(port). net/ipv4/udp_offload.c:112:9: error: incompatible types in comparison expression (different address spaces) net/ipv4/udp_offload.c:113:9: error: incompatible types in comparison expression (different address spaces) net/ipv4/udp_offload.c:176:19: error: incompatible types in comparison expression (different address spaces) Signed-off-by: Shlomo Pongratz Signed-off-by: Or Gerlitz Signed-off-by: David S. Miller --- net/ipv4/udp_offload.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index ee853c5..25f5cee 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -15,7 +15,7 @@ #include static DEFINE_SPINLOCK(udp_offload_lock); -static struct udp_offload_priv *udp_offload_base __read_mostly; +static struct udp_offload_priv __rcu *udp_offload_base __read_mostly; struct udp_offload_priv { struct udp_offload *offload; @@ -100,7 +100,7 @@ out: int udp_add_offload(struct udp_offload *uo) { - struct udp_offload_priv **head = &udp_offload_base; + struct udp_offload_priv __rcu **head = &udp_offload_base; struct udp_offload_priv *new_offload = kzalloc(sizeof(*new_offload), GFP_KERNEL); if (!new_offload) @@ -110,7 +110,7 @@ int udp_add_offload(struct udp_offload *uo) spin_lock(&udp_offload_lock); rcu_assign_pointer(new_offload->next, rcu_dereference(*head)); - rcu_assign_pointer(*head, rcu_dereference(new_offload)); + rcu_assign_pointer(*head, new_offload); spin_unlock(&udp_offload_lock); return 0; @@ -140,7 +140,7 @@ void udp_del_offload(struct udp_offload *uo) } head = &uo_priv->next; } - pr_warn("udp_del_offload: didn't find offload for port %d\n", htons(uo->port)); + pr_warn("udp_del_offload: didn't find offload for port %d\n", ntohs(uo->port)); unlock: spin_unlock(&udp_offload_lock); if (uo_priv != NULL) -- 2.7.4