Messages in this thread | | | Date | Thu, 15 Jul 2021 03:04:37 +0800 | From | kernel test robot <> | Subject | [nbd168-wireless:mt76 18/26] drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32 |
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tree: https://github.com/nbd168/wireless mt76 head: 322ec254cac2f270cd917c5e6bdf8c838ee0a2fc commit: 895377eb178d757c0fdfdee78023b61b66689a05 [18/26] mt76: mt7915: report HE MU radiotap config: i386-randconfig-s002-20210714 (attached as .config) compiler: gcc-10 (Debian 10.2.1-6) 10.2.1 20210110 reproduce: # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty # https://github.com/nbd168/wireless/commit/895377eb178d757c0fdfdee78023b61b66689a05 git remote add nbd168-wireless https://github.com/nbd168/wireless git fetch --no-tags nbd168-wireless mt76 git checkout 895377eb178d757c0fdfdee78023b61b66689a05 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/net/wireless/mediatek/mt76/mt7915/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) >> drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast to restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: restricted __le32 degrades to integer >> drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: restricted __le32 degrades to integer drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast to restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: restricted __le32 degrades to integer drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: restricted __le32 degrades to integer drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast to restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: restricted __le32 degrades to integer drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: restricted __le32 degrades to integer drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast to restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: restricted __le32 degrades to integer drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: restricted __le32 degrades to integer drivers/net/wireless/mediatek/mt76/mt7915/mac.c:305:13: sparse: sparse: cast from restricted __le32 drivers/net/wireless/mediatek/mt76/mt7915/mac.c:305:13: sparse: sparse: restricted __le32 degrades to integer
vim +258 drivers/net/wireless/mediatek/mt76/mt7915/mac.c
249 250 he_mu->flags1 |= MU_PREP(FLAGS1_SIG_B_MCS, status->rate_idx); 251 if (status->he_dcm) 252 he_mu->flags1 |= MU_PREP(FLAGS1_SIG_B_DCM, status->he_dcm); 253 254 he_mu->flags2 |= MU_PREP(FLAGS2_BW_FROM_SIG_A_BW, status->bw) | 255 MU_PREP(FLAGS2_SIG_B_SYMS_USERS, 256 le32_get_bits(rxv[2], MT_CRXV_HE_NUM_USER)); 257 > 258 he_mu->ru_ch1[0] = FIELD_GET(MT_CRXV_HE_RU0, cpu_to_le32(rxv[3])); 259 260 if (status->bw >= RATE_INFO_BW_40) { 261 he_mu->flags1 |= HE_BITS(MU_FLAGS1_CH2_RU_KNOWN); 262 he_mu->ru_ch2[0] = 263 FIELD_GET(MT_CRXV_HE_RU1, cpu_to_le32(rxv[3])); 264 } 265 266 if (status->bw >= RATE_INFO_BW_80) { 267 he_mu->ru_ch1[1] = 268 FIELD_GET(MT_CRXV_HE_RU2, cpu_to_le32(rxv[3])); 269 he_mu->ru_ch2[1] = 270 FIELD_GET(MT_CRXV_HE_RU3, cpu_to_le32(rxv[3])); 271 } 272 } 273
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