sctp: fix up a spacing

fix up spacing of proc_sctp_do_hmac_alg for according to the
proc_sctp_do_rto_min[max] in sysctl.c
Suggested-by: NDaniel Borkmann <dborkman@redhat.com>
Signed-off-by: NWang Weidong <wangweidong1@huawei.com>
Acked-by: NVlad Yasevich <vyasevich@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/sctp/sysctl.c

@@ -56,10 +56,8 @@ extern long sysctl_sctp_mem[3];
 extern int sysctl_sctp_rmem[3];
 extern int sysctl_sctp_wmem[3];
 
-static int proc_sctp_do_hmac_alg(struct ctl_table *ctl,
-				int write,
+static int proc_sctp_do_hmac_alg(struct ctl_table *ctl, int write,
 				void __user *buffer, size_t *lenp,
-
 				loff_t *ppos);
 static int proc_sctp_do_rto_min(struct ctl_table *ctl, int write,
 				void __user *buffer, size_t *lenp,
@@ -301,8 +299,7 @@ static struct ctl_table sctp_net_table[] = {
 	{ /* sentinel */ }
 };
 
-static int proc_sctp_do_hmac_alg(struct ctl_table *ctl,
-				int write,
+static int proc_sctp_do_hmac_alg(struct ctl_table *ctl, int write,
 				void __user *buffer, size_t *lenp,
 				loff_t *ppos)
 {