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usb: gadget: rndis: use list_for_each_entry_safe
Use list_for_each_entry_safe() instead of list_for_each_safe() to simplify the code. Signed-off-by: Geliang Tang <geliangtang@163.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 6 additions and 12 deletions
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@ -914,7 +914,7 @@ struct rndis_params *rndis_register(void (*resp_avail)(void *v), void *v)
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params->media_state = RNDIS_MEDIA_STATE_DISCONNECTED;
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params->resp_avail = resp_avail;
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params->v = v;
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INIT_LIST_HEAD(&(params->resp_queue));
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INIT_LIST_HEAD(¶ms->resp_queue);
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pr_debug("%s: configNr = %d\n", __func__, i);
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return params;
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@ -1006,12 +1006,9 @@ EXPORT_SYMBOL_GPL(rndis_add_hdr);
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void rndis_free_response(struct rndis_params *params, u8 *buf)
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{
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rndis_resp_t *r;
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struct list_head *act, *tmp;
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rndis_resp_t *r, *n;
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list_for_each_safe(act, tmp, &(params->resp_queue))
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{
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r = list_entry(act, rndis_resp_t, list);
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list_for_each_entry_safe(r, n, ¶ms->resp_queue, list) {
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if (r && r->buf == buf) {
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list_del(&r->list);
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kfree(r);
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@ -1022,14 +1019,11 @@ EXPORT_SYMBOL_GPL(rndis_free_response);
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u8 *rndis_get_next_response(struct rndis_params *params, u32 *length)
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{
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rndis_resp_t *r;
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struct list_head *act, *tmp;
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rndis_resp_t *r, *n;
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if (!length) return NULL;
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list_for_each_safe(act, tmp, &(params->resp_queue))
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{
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r = list_entry(act, rndis_resp_t, list);
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list_for_each_entry_safe(r, n, ¶ms->resp_queue, list) {
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if (!r->send) {
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r->send = 1;
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*length = r->length;
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@ -1053,7 +1047,7 @@ static rndis_resp_t *rndis_add_response(struct rndis_params *params, u32 length)
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r->length = length;
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r->send = 0;
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list_add_tail(&r->list, &(params->resp_queue));
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list_add_tail(&r->list, ¶ms->resp_queue);
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return r;
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}
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