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Message-ID: <201805110556.8uNzuB24%fengguang.wu@intel.com>
Date: Fri, 11 May 2018 08:05:01 +0800
From: kbuild test robot <lkp@...el.com>
To: Mathieu Xhonneux <m.xhonneux@...il.com>
Cc: kbuild-all@...org, netdev@...r.kernel.org, dlebrun@...gle.com,
alexei.starovoitov@...il.com
Subject: Re: [PATCH bpf-next v4 5/6] ipv6: sr: Add seg6local action End.BPF
Hi Mathieu,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on bpf-next/master]
url: https://github.com/0day-ci/linux/commits/Mathieu-Xhonneux/ipv6-sr-introduce-seg6local-End-BPF-action/20180511-032546
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
reproduce:
# apt-get install sparse
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__
sparse warnings: (new ones prefixed by >>)
net/core/filter.c:112:48: sparse: expression using sizeof(void)
net/core/filter.c:112:48: sparse: expression using sizeof(void)
net/core/filter.c:206:32: sparse: cast to restricted __be16
net/core/filter.c:206:32: sparse: cast to restricted __be16
net/core/filter.c:206:32: sparse: cast to restricted __be16
net/core/filter.c:206:32: sparse: cast to restricted __be16
net/core/filter.c:206:32: sparse: cast to restricted __be16
net/core/filter.c:206:32: sparse: cast to restricted __be16
net/core/filter.c:206:32: sparse: cast to restricted __be16
net/core/filter.c:206:32: sparse: cast to restricted __be16
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: cast to restricted __be32
net/core/filter.c:406:33: sparse: subtraction of functions? Share your drugs
net/core/filter.c:409:33: sparse: subtraction of functions? Share your drugs
net/core/filter.c:412:33: sparse: subtraction of functions? Share your drugs
net/core/filter.c:415:33: sparse: subtraction of functions? Share your drugs
net/core/filter.c:418:33: sparse: subtraction of functions? Share your drugs
net/core/filter.c:481:27: sparse: subtraction of functions? Share your drugs
net/core/filter.c:484:27: sparse: subtraction of functions? Share your drugs
net/core/filter.c:487:27: sparse: subtraction of functions? Share your drugs
include/linux/filter.h:615:16: sparse: expression using sizeof(void)
include/linux/filter.h:615:16: sparse: expression using sizeof(void)
include/linux/filter.h:615:16: sparse: expression using sizeof(void)
include/linux/filter.h:615:16: sparse: expression using sizeof(void)
net/core/filter.c:1368:39: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sock_filter const *filter @@ got struct sockstruct sock_filter const *filter @@
net/core/filter.c:1368:39: expected struct sock_filter const *filter
net/core/filter.c:1368:39: got struct sock_filter [noderef] <asn:1>*filter
include/linux/filter.h:615:16: sparse: expression using sizeof(void)
include/linux/filter.h:615:16: sparse: expression using sizeof(void)
net/core/filter.c:1470:39: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sock_filter const *filter @@ got struct sockstruct sock_filter const *filter @@
net/core/filter.c:1470:39: expected struct sock_filter const *filter
net/core/filter.c:1470:39: got struct sock_filter [noderef] <asn:1>*filter
include/linux/filter.h:615:16: sparse: expression using sizeof(void)
net/core/filter.c:1772:43: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __wsum [usertype] diff @@ got unsigned lonrestricted __wsum [usertype] diff @@
net/core/filter.c:1772:43: expected restricted __wsum [usertype] diff
net/core/filter.c:1772:43: got unsigned long long [unsigned] [usertype] to
net/core/filter.c:1775:36: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be16 [usertype] old @@ got unsigned lonrestricted __be16 [usertype] old @@
net/core/filter.c:1775:36: expected restricted __be16 [usertype] old
net/core/filter.c:1775:36: got unsigned long long [unsigned] [usertype] from
net/core/filter.c:1775:42: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be16 [usertype] new @@ got unsigned lonrestricted __be16 [usertype] new @@
net/core/filter.c:1775:42: expected restricted __be16 [usertype] new
net/core/filter.c:1775:42: got unsigned long long [unsigned] [usertype] to
net/core/filter.c:1778:36: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be32 [usertype] from @@ got unsigned lonrestricted __be32 [usertype] from @@
net/core/filter.c:1778:36: expected restricted __be32 [usertype] from
net/core/filter.c:1778:36: got unsigned long long [unsigned] [usertype] from
net/core/filter.c:1778:42: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be32 [usertype] to @@ got unsigned lonrestricted __be32 [usertype] to @@
net/core/filter.c:1778:42: expected restricted __be32 [usertype] to
net/core/filter.c:1778:42: got unsigned long long [unsigned] [usertype] to
net/core/filter.c:1823:59: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __wsum [usertype] diff @@ got unsigned lonrestricted __wsum [usertype] diff @@
net/core/filter.c:1823:59: expected restricted __wsum [usertype] diff
net/core/filter.c:1823:59: got unsigned long long [unsigned] [usertype] to
net/core/filter.c:1826:52: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be16 [usertype] from @@ got unsigned lonrestricted __be16 [usertype] from @@
net/core/filter.c:1826:52: expected restricted __be16 [usertype] from
net/core/filter.c:1826:52: got unsigned long long [unsigned] [usertype] from
net/core/filter.c:1826:58: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __be16 [usertype] to @@ got unsigned lonrestricted __be16 [usertype] to @@
net/core/filter.c:1826:58: expected restricted __be16 [usertype] to
net/core/filter.c:1826:58: got unsigned long long [unsigned] [usertype] to
net/core/filter.c:1829:52: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be32 [usertype] from @@ got unsigned lonrestricted __be32 [usertype] from @@
net/core/filter.c:1829:52: expected restricted __be32 [usertype] from
net/core/filter.c:1829:52: got unsigned long long [unsigned] [usertype] from
net/core/filter.c:1829:58: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __be32 [usertype] to @@ got unsigned lonrestricted __be32 [usertype] to @@
net/core/filter.c:1829:58: expected restricted __be32 [usertype] to
net/core/filter.c:1829:58: got unsigned long long [unsigned] [usertype] to
net/core/filter.c:1875:28: sparse: incorrect type in return expression (different base types) @@ expected unsigned long long @@ got nsigned long long @@
net/core/filter.c:1875:28: expected unsigned long long
net/core/filter.c:1875:28: got restricted __wsum
net/core/filter.c:1897:35: sparse: incorrect type in return expression (different base types) @@ expected unsigned long long @@ got restricted unsigned long long @@
net/core/filter.c:1897:35: expected unsigned long long
net/core/filter.c:1897:35: got restricted __wsum [usertype] csum
net/core/filter.c:3708:41: sparse: expression using sizeof(void)
net/core/filter.c:3712:41: sparse: expression using sizeof(void)
net/core/filter.c:3716:46: sparse: expression using sizeof(void)
net/core/filter.c:3716:46: sparse: expression using sizeof(void)
net/core/filter.c:3784:47: sparse: expression using sizeof(void)
net/core/filter.c:3990:17: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [unsigned] [usertype] spi @@ got unsigned int [unsigned] [usertype] spi @@
net/core/filter.c:3990:17: expected unsigned int [unsigned] [usertype] spi
net/core/filter.c:3990:17: got restricted __be32 const [usertype] spi
net/core/filter.c:3996:33: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [unsigned] [usertype] remote_ipv4 @@ got unsigned int [unsigned] [usertype] remote_ipv4 @@
net/core/filter.c:3996:33: expected unsigned int [unsigned] [usertype] remote_ipv4
net/core/filter.c:3996:33: got restricted __be32 const [usertype] a4
net/core/filter.c:4835:27: sparse: subtraction of functions? Share your drugs
net/core/filter.c:4838:27: sparse: subtraction of functions? Share your drugs
net/core/filter.c:4841:27: sparse: subtraction of functions? Share your drugs
>> net/core/filter.c:6198:31: sparse: symbol 'lwt_seg6local_verifier_ops' was not declared. Should it be static?
>> net/core/filter.c:6204:27: sparse: symbol 'lwt_seg6local_prog_ops' was not declared. Should it be static?
Please review and possibly fold the followup patch.
---
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