ip_frag: fix code style

Issues were reported by checkpatch.pl.

Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>

diff --git a/lib/librte_ip_frag/rte_ipv4_fragmentation.c b/lib/librte_ip_frag/rte_ipv4_fragmentation.c
index 2d33a7b..5f67417 100644 (file)
--- a/lib/librte_ip_frag/rte_ipv4_fragmentation.c
+++ b/lib/librte_ip_frag/rte_ipv4_fragmentation.c
@@ -60,7 +60,7 @@ if (!(exp))   {                                                       \
 
 #else /*RTE_IPV4_FRAG_DEBUG*/
 
-#define RTE_IPV4_FRAG_ASSERT(exp)      do { } while(0)
+#define RTE_IPV4_FRAG_ASSERT(exp)      do { } while (0)
 
 #endif /*RTE_IPV4_FRAG_DEBUG*/
 
@@ -135,19 +135,19 @@ rte_ipv4_fragmentation(struct rte_mbuf *pkt_in,
 
        /* Fragment size should be a multiply of 8. */
        RTE_IPV4_FRAG_ASSERT(IPV4_MAX_FRAGS_PER_PACKET * frag_size >=
-           (uint16_t)(pkt_in->pkt.pkt_len - sizeof (struct ipv4_hdr)));
+           (uint16_t)(pkt_in->pkt.pkt_len - sizeof(struct ipv4_hdr)));
 
-       in_hdr = (struct ipv4_hdr*) pkt_in->pkt.data;
+       in_hdr = (struct ipv4_hdr *) pkt_in->pkt.data;
        flag_offset = rte_cpu_to_be_16(in_hdr->fragment_offset);
 
        /* If Don't Fragment flag is set */
        if (unlikely ((flag_offset & IPV4_HDR_DF_MASK) != 0))
-               return (-ENOTSUP);
+               return -ENOTSUP;
 
        /* Check that pkts_out is big enough to hold all fragments */
-       if (unlikely (frag_size * nb_pkts_out <
+       if (unlikely(frag_size * nb_pkts_out <
            (uint16_t)(pkt_in->pkt.pkt_len - sizeof (struct ipv4_hdr))))
-               return (-EINVAL);
+               return -EINVAL;
 
        in_seg = pkt_in;
        in_seg_data_pos = sizeof(struct ipv4_hdr);
@@ -164,7 +164,7 @@ rte_ipv4_fragmentation(struct rte_mbuf *pkt_in,
                out_pkt = rte_pktmbuf_alloc(pool_direct);
                if (unlikely(out_pkt == NULL)) {
                        __free_fragments(pkts_out, out_pkt_pos);
-                       return (-ENOMEM);
+                       return -ENOMEM;
                }
 
                /* Reserve space for the IP header that will be built later */
@@ -182,7 +182,7 @@ rte_ipv4_fragmentation(struct rte_mbuf *pkt_in,
                        if (unlikely(out_seg == NULL)) {
                                rte_pktmbuf_free(out_pkt);
                                __free_fragments(pkts_out, out_pkt_pos);
-                               return (-ENOMEM);
+                               return -ENOMEM;
                        }
                        out_seg_prev->pkt.next = out_seg;
                        out_seg_prev = out_seg;
@@ -201,18 +201,16 @@ rte_ipv4_fragmentation(struct rte_mbuf *pkt_in,
                        in_seg_data_pos += len;
 
                        /* Current output packet (i.e. fragment) done ? */
-                       if (unlikely(out_pkt->pkt.pkt_len >= mtu_size)) {
+                       if (unlikely(out_pkt->pkt.pkt_len >= mtu_size))
                                more_out_segs = 0;
-                       }
 
                        /* Current input segment done ? */
                        if (unlikely(in_seg_data_pos == in_seg->pkt.data_len)) {
                                in_seg = in_seg->pkt.next;
                                in_seg_data_pos = 0;
 
-                               if (unlikely(in_seg == NULL)) {
+                               if (unlikely(in_seg == NULL))
                                        more_in_segs = 0;
-                               }
                        }
                }
 
@@ -235,5 +233,5 @@ rte_ipv4_fragmentation(struct rte_mbuf *pkt_in,
                out_pkt_pos ++;
        }
 
-       return (out_pkt_pos);
+       return out_pkt_pos;
 }