Re: [PATCH] mwifiex: Reduce endian conversion for REG Host Commands

From: kbuild test robot
Date: Tue Jun 21 2016 - 10:59:36 EST


Hi,

[auto build test WARNING on wireless-drivers-next/master]
[also build test WARNING on v4.7-rc4 next-20160621]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Prasun-Maiti/mwifiex-Reduce-endian-conversion-for-REG-Host-Commands/20160621-224149
base: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git master
config: tile-allyesconfig (attached as .config)
compiler: tilegx-linux-gcc (GCC) 4.6.2
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=tile

All warnings (new ones prefixed by >>):

drivers/net/wireless/marvell/mwifiex/sta_ioctl.c: In function 'mwifiex_eeprom_read':
>> drivers/net/wireless/marvell/mwifiex/sta_ioctl.c:1339:34: warning: comparison of distinct pointer types lacks a cast [enabled by default]
--
drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c: In function 'mwifiex_ret_reg_access':
>> drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c:821:6: warning: comparison of distinct pointer types lacks a cast [enabled by default]

vim +1339 drivers/net/wireless/marvell/mwifiex/sta_ioctl.c

1323 */
1324 int
1325 mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
1326 u8 *value)
1327 {
1328 int ret;
1329 struct mwifiex_ds_read_eeprom rd_eeprom;
1330
1331 rd_eeprom.offset = offset;
1332 rd_eeprom.byte_count = bytes;
1333
1334 /* Send request to firmware */
1335 ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_EEPROM_ACCESS,
1336 HostCmd_ACT_GEN_GET, 0, &rd_eeprom, true);
1337
1338 if (!ret)
> 1339 memcpy(value, rd_eeprom.value, min(MAX_EEPROM_DATA,
1340 rd_eeprom.byte_count));
1341 return ret;
1342 }
1343
1344 /*
1345 * This function sets a generic IE. In addition to generic IE, it can
1346 * also handle WPA, WPA2 and WAPI IEs.
1347 */

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