Hi Hans, I love your patch! Perhaps something to improve: [auto build test WARNING on v4.16-rc4] [also build test WARNING on next-20180319] [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/Hans-de-Goede/brcmfmac-Add-support-for-getting-nvram-contents-from-EFI-variables/20180319-164541 config: x86_64-randconfig-x001-201811 (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): In file included from include/linux/kernel.h:10:0, from include/linux/list.h:9, from include/linux/dmi.h:5, from drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:17: drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c: In function 'brcmf_fw_request_nvram_done': drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:44: error: passing argument 1 of 'brcmf_fw_nvram_from_efi' from incompatible pointer type [-Werror=incompatible-pointer-types] else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^ include/linux/compiler.h:58:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:8: note: in expansion of macro 'if' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^~ drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:525:12: note: expected 'size_t * {aka long unsigned int *}' but argument is of type 'struct brcmf_fw *' static u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; } ^~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/kernel.h:10:0, from include/linux/list.h:9, from include/linux/dmi.h:5, from drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:17: drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:20: error: too many arguments to function 'brcmf_fw_nvram_from_efi' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^ include/linux/compiler.h:58:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:8: note: in expansion of macro 'if' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^~ drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:525:12: note: declared here static u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; } ^~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/kernel.h:10:0, from include/linux/list.h:9, from include/linux/dmi.h:5, from drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:17: drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:44: error: passing argument 1 of 'brcmf_fw_nvram_from_efi' from incompatible pointer type [-Werror=incompatible-pointer-types] else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^ include/linux/compiler.h:58:42: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:8: note: in expansion of macro 'if' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^~ drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:525:12: note: expected 'size_t * {aka long unsigned int *}' but argument is of type 'struct brcmf_fw *' static u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; } ^~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/kernel.h:10:0, from include/linux/list.h:9, from include/linux/dmi.h:5, from drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:17: drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:20: error: too many arguments to function 'brcmf_fw_nvram_from_efi' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^ include/linux/compiler.h:58:42: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:8: note: in expansion of macro 'if' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^~ drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:525:12: note: declared here static u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; } ^~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/kernel.h:10:0, from include/linux/list.h:9, from include/linux/dmi.h:5, from drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:17: drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:44: error: passing argument 1 of 'brcmf_fw_nvram_from_efi' from incompatible pointer type [-Werror=incompatible-pointer-types] else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^ include/linux/compiler.h:69:16: note: in definition of macro '__trace_if' ______r = !!(cond); \ ^~~~ >> drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:8: note: in expansion of macro 'if' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^~ drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:525:12: note: expected 'size_t * {aka long unsigned int *}' but argument is of type 'struct brcmf_fw *' static u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; } ^~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/kernel.h:10:0, from include/linux/list.h:9, from include/linux/dmi.h:5, from drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:17: drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:20: error: too many arguments to function 'brcmf_fw_nvram_from_efi' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^ include/linux/compiler.h:69:16: note: in definition of macro '__trace_if' ______r = !!(cond); \ ^~~~ >> drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:545:8: note: in expansion of macro 'if' else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) ^~ drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c:525:12: note: declared here static u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; } ^~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/if +545 drivers/net/wireless//broadcom/brcm80211/brcmfmac/firmware.c 527 528 static void brcmf_fw_request_nvram_done(const struct firmware *fw, void *ctx) 529 { 530 struct brcmf_fw *fwctx = ctx; 531 bool free_bcm47xx_nvram = false; 532 bool kfree_nvram = false; 533 u32 nvram_length = 0; 534 void *nvram = NULL; 535 u8 *data = NULL; 536 size_t data_len; 537 538 brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(fwctx->dev)); 539 if (fw && fw->data) { 540 data = (u8 *)fw->data; 541 data_len = fw->size; 542 } else { 543 if ((data = bcm47xx_nvram_get_contents(&data_len))) 544 free_bcm47xx_nvram = true; > 545 else if ((data = brcmf_fw_nvram_from_efi(fwctx, &data_len))) 546 kfree_nvram = true; 547 else if (!(fwctx->flags & BRCMF_FW_REQ_NV_OPTIONAL)) 548 goto fail; 549 } 550 551 if (data) 552 nvram = brcmf_fw_nvram_strip(data, data_len, &nvram_length, 553 fwctx->domain_nr, fwctx->bus_nr); 554 555 if (free_bcm47xx_nvram) 556 bcm47xx_nvram_release_contents(data); 557 if (kfree_nvram) 558 kfree(data); 559 560 release_firmware(fw); 561 if (!nvram && !(fwctx->flags & BRCMF_FW_REQ_NV_OPTIONAL)) 562 goto fail; 563 564 fwctx->done(fwctx->dev, 0, fwctx->code, nvram, nvram_length); 565 kfree(fwctx); 566 return; 567 568 fail: 569 brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev)); 570 release_firmware(fwctx->code); 571 fwctx->done(fwctx->dev, -ENOENT, NULL, NULL, 0); 572 kfree(fwctx); 573 } 574 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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