dccp: make the request_retries minimum is 1

In Documentation/networking/dccp.txt points that request_retries
should be greater than 0. So make the extra1 to be &one instead
of &zero.

Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/dccp/sysctl.c b/net/dccp/sysctl.c
index 607ab71b5a0c..53731e45403c 100644
--- a/net/dccp/sysctl.c
+++ b/net/dccp/sysctl.c
@@ -20,6 +20,7 @@
 
 /* Boundary values */
 static int              zero     = 0,
+                        one      = 1,
                         u8_max   = 0xFF;
 static unsigned long    seqw_min = DCCPF_SEQ_WMIN,
                         seqw_max = 0xFFFFFFFF;          /* maximum on 32 bit */
@@ -58,7 +59,7 @@ static struct ctl_table dccp_default_table[] = {
                 .maxlen         = sizeof(sysctl_dccp_request_retries),
                 .mode           = 0644,
                 .proc_handler   = proc_dointvec_minmax,
-                .extra1         = &zero,
+                .extra1         = &one,
                 .extra2         = &u8_max,
         },
         {