tipc: allocate user memory with GFP_KERNEL flag

[mirror_ubuntu-artful-kernel.git] / net / tipc / msg.c

diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index a22be502f1bd06dc8ec23ab44e56d32f4c3dd469..ab02d07424764ad4b269b6ad560167f528454b80 100644 (file)
--- a/net/tipc/msg.c
+++ b/net/tipc/msg.c
@@ -58,12 +58,12 @@ static unsigned int align(unsigned int i)
  * NOTE: Headroom is reserved to allow prepending of a data link header.
  *       There may also be unrequested tailroom present at the buffer's end.
  */
-struct sk_buff *tipc_buf_acquire(u32 size)
+struct sk_buff *tipc_buf_acquire(u32 size, gfp_t gfp)
 {
        struct sk_buff *skb;
        unsigned int buf_size = (BUF_HEADROOM + size + 3) & ~3u;
 
-       skb = alloc_skb_fclone(buf_size, GFP_ATOMIC);
+       skb = alloc_skb_fclone(buf_size, gfp);
        if (skb) {
                skb_reserve(skb, BUF_HEADROOM);
                skb_put(skb, size);
@@ -95,7 +95,7 @@ struct sk_buff *tipc_msg_create(uint user, uint type,
        struct tipc_msg *msg;
        struct sk_buff *buf;
 
-       buf = tipc_buf_acquire(hdr_sz + data_sz);
+       buf = tipc_buf_acquire(hdr_sz + data_sz, GFP_ATOMIC);
        if (unlikely(!buf))
                return NULL;
 
@@ -261,7 +261,7 @@ int tipc_msg_build(struct tipc_msg *mhdr, struct msghdr *m,
 
        /* No fragmentation needed? */
        if (likely(msz <= pktmax)) {
-               skb = tipc_buf_acquire(msz);
+               skb = tipc_buf_acquire(msz, GFP_KERNEL);
                if (unlikely(!skb))
                        return -ENOMEM;
                skb_orphan(skb);
@@ -282,7 +282,7 @@ int tipc_msg_build(struct tipc_msg *mhdr, struct msghdr *m,
        msg_set_importance(&pkthdr, msg_importance(mhdr));
 
        /* Prepare first fragment */
-       skb = tipc_buf_acquire(pktmax);
+       skb = tipc_buf_acquire(pktmax, GFP_KERNEL);
        if (!skb)
                return -ENOMEM;
        skb_orphan(skb);
@@ -313,7 +313,7 @@ int tipc_msg_build(struct tipc_msg *mhdr, struct msghdr *m,
                        pktsz = drem + INT_H_SIZE;
                else
                        pktsz = pktmax;
-               skb = tipc_buf_acquire(pktsz);
+               skb = tipc_buf_acquire(pktsz, GFP_KERNEL);
                if (!skb) {
                        rc = -ENOMEM;
                        goto error;
@@ -448,7 +448,7 @@ bool tipc_msg_make_bundle(struct sk_buff **skb,  struct tipc_msg *msg,
        if (msz > (max / 2))
                return false;
 
-       _skb = tipc_buf_acquire(max);
+       _skb = tipc_buf_acquire(max, GFP_ATOMIC);
        if (!_skb)
                return false;
 
@@ -496,7 +496,7 @@ bool tipc_msg_reverse(u32 own_node,  struct sk_buff **skb, int err)
 
        /* Never return SHORT header; expand by replacing buffer if necessary */
        if (msg_short(hdr)) {
-               *skb = tipc_buf_acquire(BASIC_H_SIZE + dlen);
+               *skb = tipc_buf_acquire(BASIC_H_SIZE + dlen, GFP_ATOMIC);
                if (!*skb)
                        goto exit;
                memcpy((*skb)->data + BASIC_H_SIZE, msg_data(hdr), dlen);