From: kernel test robot <lkp@intel.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: drivers/net/wireless/ath/ath6kl/htc_pipe.c:241:17: sparse: sparse: incorrect type in assignment (different base types)
Date: Thu, 27 Jul 2023 19:13:36 +0800 [thread overview]
Message-ID: <202307271907.kj7vV86A-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 0a8db05b571ad5b8d5c8774a004c0424260a90bd
commit: 803f4e1eab7a8938ba3a3c30dd4eb5e9eeef5e63 asm-generic: simplify asm/unaligned.h
date: 2 years, 2 months ago
config: i386-randconfig-i062-20230727 (https://download.01.org/0day-ci/archive/20230727/202307271907.kj7vV86A-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce: (https://download.01.org/0day-ci/archive/20230727/202307271907.kj7vV86A-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307271907.kj7vV86A-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> drivers/net/wireless/ath/ath6kl/htc_pipe.c:241:17: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le16 x @@ got unsigned short [usertype] @@
drivers/net/wireless/ath/ath6kl/htc_pipe.c:241:17: sparse: expected restricted __le16 x
drivers/net/wireless/ath/ath6kl/htc_pipe.c:241:17: sparse: got unsigned short [usertype]
--
>> drivers/net/wireless/ath/ath6kl/htc_mbox.c:368:9: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le16 x @@ got unsigned short [usertype] @@
drivers/net/wireless/ath/ath6kl/htc_mbox.c:368:9: sparse: expected restricted __le16 x
drivers/net/wireless/ath/ath6kl/htc_mbox.c:368:9: sparse: got unsigned short [usertype]
vim +241 drivers/net/wireless/ath/ath6kl/htc_pipe.c
636f828844fad9 Kalle Valo 2012-03-25 202
636f828844fad9 Kalle Valo 2012-03-25 203 static int htc_issue_packets(struct htc_target *target,
636f828844fad9 Kalle Valo 2012-03-25 204 struct htc_endpoint *ep,
636f828844fad9 Kalle Valo 2012-03-25 205 struct list_head *pkt_queue)
636f828844fad9 Kalle Valo 2012-03-25 206 {
636f828844fad9 Kalle Valo 2012-03-25 207 int status = 0;
636f828844fad9 Kalle Valo 2012-03-25 208 u16 payload_len;
636f828844fad9 Kalle Valo 2012-03-25 209 struct sk_buff *skb;
636f828844fad9 Kalle Valo 2012-03-25 210 struct htc_frame_hdr *htc_hdr;
636f828844fad9 Kalle Valo 2012-03-25 211 struct htc_packet *packet;
636f828844fad9 Kalle Valo 2012-03-25 212
636f828844fad9 Kalle Valo 2012-03-25 213 ath6kl_dbg(ATH6KL_DBG_HTC,
636f828844fad9 Kalle Valo 2012-03-25 214 "%s: queue: 0x%p, pkts %d\n", __func__,
636f828844fad9 Kalle Valo 2012-03-25 215 pkt_queue, get_queue_depth(pkt_queue));
636f828844fad9 Kalle Valo 2012-03-25 216
636f828844fad9 Kalle Valo 2012-03-25 217 while (!list_empty(pkt_queue)) {
636f828844fad9 Kalle Valo 2012-03-25 218 packet = list_first_entry(pkt_queue, struct htc_packet, list);
636f828844fad9 Kalle Valo 2012-03-25 219 list_del(&packet->list);
636f828844fad9 Kalle Valo 2012-03-25 220
636f828844fad9 Kalle Valo 2012-03-25 221 skb = packet->skb;
636f828844fad9 Kalle Valo 2012-03-25 222 if (!skb) {
636f828844fad9 Kalle Valo 2012-03-25 223 WARN_ON_ONCE(1);
636f828844fad9 Kalle Valo 2012-03-25 224 status = -EINVAL;
636f828844fad9 Kalle Valo 2012-03-25 225 break;
636f828844fad9 Kalle Valo 2012-03-25 226 }
636f828844fad9 Kalle Valo 2012-03-25 227
636f828844fad9 Kalle Valo 2012-03-25 228 payload_len = packet->act_len;
636f828844fad9 Kalle Valo 2012-03-25 229
636f828844fad9 Kalle Valo 2012-03-25 230 /* setup HTC frame header */
d58ff35122847a Johannes Berg 2017-06-16 231 htc_hdr = skb_push(skb, sizeof(*htc_hdr));
636f828844fad9 Kalle Valo 2012-03-25 232 if (!htc_hdr) {
636f828844fad9 Kalle Valo 2012-03-25 233 WARN_ON_ONCE(1);
636f828844fad9 Kalle Valo 2012-03-25 234 status = -EINVAL;
636f828844fad9 Kalle Valo 2012-03-25 235 break;
636f828844fad9 Kalle Valo 2012-03-25 236 }
636f828844fad9 Kalle Valo 2012-03-25 237
636f828844fad9 Kalle Valo 2012-03-25 238 packet->info.tx.flags |= HTC_FLAGS_TX_FIXUP_NETBUF;
636f828844fad9 Kalle Valo 2012-03-25 239
636f828844fad9 Kalle Valo 2012-03-25 240 /* Endianess? */
636f828844fad9 Kalle Valo 2012-03-25 @241 put_unaligned((u16) payload_len, &htc_hdr->payld_len);
636f828844fad9 Kalle Valo 2012-03-25 242 htc_hdr->flags = packet->info.tx.flags;
636f828844fad9 Kalle Valo 2012-03-25 243 htc_hdr->eid = (u8) packet->endpoint;
636f828844fad9 Kalle Valo 2012-03-25 244 htc_hdr->ctrl[0] = 0;
636f828844fad9 Kalle Valo 2012-03-25 245 htc_hdr->ctrl[1] = (u8) packet->info.tx.seqno;
636f828844fad9 Kalle Valo 2012-03-25 246
636f828844fad9 Kalle Valo 2012-03-25 247 spin_lock_bh(&target->tx_lock);
636f828844fad9 Kalle Valo 2012-03-25 248
636f828844fad9 Kalle Valo 2012-03-25 249 /* store in look up queue to match completions */
636f828844fad9 Kalle Valo 2012-03-25 250 list_add_tail(&packet->list, &ep->pipe.tx_lookup_queue);
636f828844fad9 Kalle Valo 2012-03-25 251 ep->ep_st.tx_issued += 1;
636f828844fad9 Kalle Valo 2012-03-25 252 spin_unlock_bh(&target->tx_lock);
636f828844fad9 Kalle Valo 2012-03-25 253
636f828844fad9 Kalle Valo 2012-03-25 254 status = ath6kl_hif_pipe_send(target->dev->ar,
636f828844fad9 Kalle Valo 2012-03-25 255 ep->pipe.pipeid_ul, NULL, skb);
636f828844fad9 Kalle Valo 2012-03-25 256
636f828844fad9 Kalle Valo 2012-03-25 257 if (status != 0) {
636f828844fad9 Kalle Valo 2012-03-25 258 if (status != -ENOMEM) {
636f828844fad9 Kalle Valo 2012-03-25 259 /* TODO: if more than 1 endpoint maps to the
636f828844fad9 Kalle Valo 2012-03-25 260 * same PipeID, it is possible to run out of
636f828844fad9 Kalle Valo 2012-03-25 261 * resources in the HIF layer.
636f828844fad9 Kalle Valo 2012-03-25 262 * Don't emit the error
636f828844fad9 Kalle Valo 2012-03-25 263 */
636f828844fad9 Kalle Valo 2012-03-25 264 ath6kl_dbg(ATH6KL_DBG_HTC,
636f828844fad9 Kalle Valo 2012-03-25 265 "%s: failed status:%d\n",
636f828844fad9 Kalle Valo 2012-03-25 266 __func__, status);
636f828844fad9 Kalle Valo 2012-03-25 267 }
636f828844fad9 Kalle Valo 2012-03-25 268 spin_lock_bh(&target->tx_lock);
636f828844fad9 Kalle Valo 2012-03-25 269 list_del(&packet->list);
636f828844fad9 Kalle Valo 2012-03-25 270
636f828844fad9 Kalle Valo 2012-03-25 271 /* reclaim credits */
636f828844fad9 Kalle Valo 2012-03-25 272 ep->cred_dist.credits += packet->info.tx.cred_used;
636f828844fad9 Kalle Valo 2012-03-25 273 spin_unlock_bh(&target->tx_lock);
636f828844fad9 Kalle Valo 2012-03-25 274
636f828844fad9 Kalle Valo 2012-03-25 275 /* put it back into the callers queue */
636f828844fad9 Kalle Valo 2012-03-25 276 list_add(&packet->list, pkt_queue);
636f828844fad9 Kalle Valo 2012-03-25 277 break;
636f828844fad9 Kalle Valo 2012-03-25 278 }
636f828844fad9 Kalle Valo 2012-03-25 279 }
636f828844fad9 Kalle Valo 2012-03-25 280
636f828844fad9 Kalle Valo 2012-03-25 281 if (status != 0) {
636f828844fad9 Kalle Valo 2012-03-25 282 while (!list_empty(pkt_queue)) {
636f828844fad9 Kalle Valo 2012-03-25 283 if (status != -ENOMEM) {
636f828844fad9 Kalle Valo 2012-03-25 284 ath6kl_dbg(ATH6KL_DBG_HTC,
636f828844fad9 Kalle Valo 2012-03-25 285 "%s: failed pkt:0x%p status:%d\n",
636f828844fad9 Kalle Valo 2012-03-25 286 __func__, packet, status);
636f828844fad9 Kalle Valo 2012-03-25 287 }
636f828844fad9 Kalle Valo 2012-03-25 288
636f828844fad9 Kalle Valo 2012-03-25 289 packet = list_first_entry(pkt_queue,
636f828844fad9 Kalle Valo 2012-03-25 290 struct htc_packet, list);
636f828844fad9 Kalle Valo 2012-03-25 291 list_del(&packet->list);
636f828844fad9 Kalle Valo 2012-03-25 292 packet->status = status;
636f828844fad9 Kalle Valo 2012-03-25 293 send_packet_completion(target, packet);
636f828844fad9 Kalle Valo 2012-03-25 294 }
636f828844fad9 Kalle Valo 2012-03-25 295 }
636f828844fad9 Kalle Valo 2012-03-25 296
636f828844fad9 Kalle Valo 2012-03-25 297 return status;
636f828844fad9 Kalle Valo 2012-03-25 298 }
636f828844fad9 Kalle Valo 2012-03-25 299
:::::: The code at line 241 was first introduced by commit
:::::: 636f828844fad9421ea6e7df053bba995febdecf ath6kl: Add HTC pipe implementation
:::::: TO: Kalle Valo <kvalo@qca.qualcomm.com>
:::::: CC: Kalle Valo <kvalo@qca.qualcomm.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2023-07-27 11:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-27 11:13 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2021-11-20 8:04 drivers/net/wireless/ath/ath6kl/htc_pipe.c:241:17: sparse: sparse: incorrect type in assignment (different base types) kernel test robot
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