Re: drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c:1710:40: sparse: sparse: incorrect type in initializer (different base types)

From: Kalle Valo
Date: Mon Jun 22 2020 - 10:09:33 EST


+ linux-wireless

kernel test robot <lkp@xxxxxxxxx> writes:

> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 5e857ce6eae7ca21b2055cca4885545e29228fe2
> commit: 9c29da3f4e7ef9810bdfaf3d8aa5e6d2e33136f8 brcmfmac: Fix P2P
> Group Formation failure via Go-neg method
> date: 6 weeks ago
> config: riscv-randconfig-s032-20200618 (attached as .config)
> compiler: riscv64-linux-gcc (GCC) 9.3.0
> reproduce:
> # apt-get install sparse
> # sparse version: v0.6.2-rc1-10-gc17b1b06-dirty
> git checkout 9c29da3f4e7ef9810bdfaf3d8aa5e6d2e33136f8
> # save the attached .config to linux build tree
> make W=1 C=1 ARCH=riscv CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
>
>
> sparse warnings: (new ones prefixed by >>)
>
>>> drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c:1710:40:
>>> sparse: sparse: incorrect type in initializer (different base
>>> types) @@ expected signed int [usertype] requested_dwell @@ got
>>> restricted __le32 [usertype] dwell_time @@
>>> drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c:1710:40:
>>> sparse: expected signed int [usertype] requested_dwell
>>> drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c:1710:40:
>>> sparse: got restricted __le32 [usertype] dwell_time

Joseph, please send a followup patch to fix these.

--
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