[norov:bitmap-20220204 10/48] drivers/net/ethernet/qlogic/qed/qed_rdma.c:332:7: error: use of undeclared identifier 'idx'

From: kernel test robot
Date: Wed Feb 09 2022 - 10:31:02 EST


tree: https://github.com/norov/linux bitmap-20220204
head: 6be3158022466595db078b4091472d0541e04bdc
commit: 8bca8c2ba1a83d9ebf601431dab6c4ab05d9ca27 [10/48] qed: rework qed_rdma_bmap_free()
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20220209/202202092311.nsDv5MPD-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project e8bff9ae54a55b4dbfeb6ba55f723abbd81bf494)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://github.com/norov/linux/commit/8bca8c2ba1a83d9ebf601431dab6c4ab05d9ca27
git remote add norov https://github.com/norov/linux
git fetch --no-tags norov bitmap-20220204
git checkout 8bca8c2ba1a83d9ebf601431dab6c4ab05d9ca27
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/net/ethernet/qlogic/qed/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/net/ethernet/qlogic/qed/qed_rdma.c:332:7: error: use of undeclared identifier 'idx'
for (idx = 0; idx < bmap->max_count; idx += 512) {
^
drivers/net/ethernet/qlogic/qed/qed_rdma.c:332:16: error: use of undeclared identifier 'idx'
for (idx = 0; idx < bmap->max_count; idx += 512) {
^
drivers/net/ethernet/qlogic/qed/qed_rdma.c:332:39: error: use of undeclared identifier 'idx'
for (idx = 0; idx < bmap->max_count; idx += 512) {
^
drivers/net/ethernet/qlogic/qed/qed_rdma.c:333:37: error: use of undeclared identifier 'idx'
b = bmap->bitmap + BITS_TO_LONGS(idx);
^
drivers/net/ethernet/qlogic/qed/qed_rdma.c:334:33: error: use of undeclared identifier 'idx'
nbits = min(bmap->max_count - idx, 512);
^
drivers/net/ethernet/qlogic/qed/qed_rdma.c:334:33: error: use of undeclared identifier 'idx'
drivers/net/ethernet/qlogic/qed/qed_rdma.c:338:30: error: use of undeclared identifier 'idx'
"line 0x%04x: %*pb\n", idx / 512, nbits, b);
^
7 errors generated.


vim +/idx +332 drivers/net/ethernet/qlogic/qed/qed_rdma.c

318
319 void qed_rdma_bmap_free(struct qed_hwfn *p_hwfn,
320 struct qed_bmap *bmap, bool check)
321 {
322 unsigned int pos, weight, nbits;
323 unsigned long *b;
324
325 if (!check || !(weight = bitmap_weight(bmap->bitmap, bmap->max_count)))
326 goto end;
327
328 DP_NOTICE(p_hwfn,
329 "%s bitmap not free - size=%d, weight=%d, 512 bits per line\n",
330 bmap->name, bmap->max_count, weight);
331
> 332 for (idx = 0; idx < bmap->max_count; idx += 512) {
333 b = bmap->bitmap + BITS_TO_LONGS(idx);
334 nbits = min(bmap->max_count - idx, 512);
335
336 if (!bitmap_empty(b, nbits))
337 DP_NOTICE(p_hwfn,
338 "line 0x%04x: %*pb\n", idx / 512, nbits, b);
339 }
340
341 end:
342 kfree(bmap->bitmap);
343 bmap->bitmap = NULL;
344 }
345

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx