The variable cb is initialized but never used otherwise.
The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)
// <smpl>
@@
type T;
identifier i;
constant C;
@@
(
extern T i;
|
- T i;
<+... when != i
- i = C;
...+>
)
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
static void p9_mux_flush_cb(struct p9_req *freq, void *a)
{
- p9_conn_req_callback cb;
int tag;
struct p9_conn *m;
struct p9_req *req, *rreq, *rptr;
freq->tcall->params.tflush.oldtag);
spin_lock(&m->lock);
- cb = NULL;
tag = freq->tcall->params.tflush.oldtag;
req = NULL;
list_for_each_entry_safe(rreq, rptr, &m->req_list, req_list) {