staging: ozwpan: remove extra parentheses around left bit shift operations
authorAya Mahfouz <mahfouz.saif.elyazal@gmail.com>
Wed, 4 Mar 2015 06:18:47 +0000 (08:18 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 6 Mar 2015 23:24:23 +0000 (15:24 -0800)
Removes extra parentheses around bitwise left shift operations.
The case handled is when resultant value is assigned to a variable.
The issue was detected and resolved using the following
coccinelle script:

@@
expression e, e1;
constant c;
@@

e =
-(e1
+e1
<<
-c);
+c;

@@
identifier i;
constant c;
type t;
expression e;
@@

t i =
-(e
+e
<<
-c);
+c;

Signed-off-by: Aya Mahfouz <mahfouz.saif.elyazal@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/ozwpan/ozproto.c

index 3d3a3a890f73341206bc64527cbecd9e82720b24..1ba24a2aef835bca872f892b9d2a70c2c7a1d674 100644 (file)
@@ -98,7 +98,7 @@ static void oz_send_conn_rsp(struct oz_pd *pd, u8 status)
                kfree_skb(skb);
                return;
        }
-       oz_hdr->control = (OZ_PROTOCOL_VERSION<<OZ_VERSION_SHIFT);
+       oz_hdr->control = OZ_PROTOCOL_VERSION<<OZ_VERSION_SHIFT;
        oz_hdr->last_pkt_num = 0;
        put_unaligned(0, &oz_hdr->pkt_num);
        elt->type = OZ_ELT_CONNECT_RSP;
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