Hi Sean,
FYI, there are new smatch warnings show up in
tree: git://git.infradead.org/users/kmpark/linux-samsung commit-list
commit: 26ff63137c45886169ed102bddd6e90d6c27f00d [media] Add support for the IguanaWorks USB IR Transceiver
drivers/media/rc/iguanair.c:211 iguanair_get_features() error: doing dma on the stack ((null))
drivers/media/rc/iguanair.c:230 iguanair_get_features() error: doing dma on the stack ((null))
drivers/media/rc/iguanair.c:249 iguanair_get_features() error: doing dma on the stack ((null))
+ drivers/media/rc/iguanair.c:276 iguanair_receiver() error: doing dma on the stack ((null))
vim +276 drivers/media/rc/iguanair.c
260
261 if (len > 5 && ir->version[0] >= 4)
262 ir->cycle_overhead = response.data[1];
263
264 out:
265 return rc;
266 }
267
268 static int iguanair_receiver(struct iguanair *ir, bool enable)
269 {
270 struct packet packet = { 0, DIR_OUT, enable ?
271 CMD_RECEIVER_ON : CMD_RECEIVER_OFF };
272 int rc;
273
274 INIT_COMPLETION(ir->completion);
275
> 276 rc = iguanair_send(ir, &packet, sizeof(packet), NULL, NULL);
277 if (rc)
278 return rc;
279
280 wait_for_completion_timeout(&ir->completion, TIMEOUT);
281
282 return 0;
283 }
284
---
0-DAY kernel build testing backend Open Source Technology Centre
Fengguang Wu, Yuanhan Liu Intel Corporation
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