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Date: Tue, 25 Jul 2023 18:35:34 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: "open list:KERNEL SELFTEST FRAMEWORK" <linux-kselftest@...r.kernel.org>,
open list <linux-kernel@...r.kernel.org>, lkft-triage@...ts.linaro.org,
Netdev <netdev@...r.kernel.org>, clang-built-linux <llvm@...ts.linux.dev>
Cc: Anjali Kulkarni <anjali.k.kulkarni@...cle.com>, Shuah Khan <shuah@...nel.org>,
Anders Roxell <anders.roxell@...aro.org>, "David S. Miller" <davem@...emloft.net>,
"Liam R. Howlett" <Liam.Howlett@...cle.com>
Subject: selftests: connector: proc_filter.c:48:20: error: invalid application
of 'sizeof' to an incomplete type 'struct proc_input'
selftests: connector: proc_filter build failed with clang-16 due to below
warnings / errors on Linux next-20230725.
Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
clang --target=aarch64-linux-gnu -fintegrated-as
-Werror=unknown-warning-option -Werror=ignored-optimization-argument
-Werror=option-ignored -Werror=unused-command-line-argument
--target=aarch64-linux-gnu -fintegrated-as -Wall proc_filter.c -o
/home/tuxbuild/.cache/tuxmake/builds/1/build/kselftest/connector/proc_filter
proc_filter.c:42:12: error: invalid application of 'sizeof' to an
incomplete type 'struct proc_input'
char buff[NL_MESSAGE_SIZE];
^~~~~~~~~~~~~~~
proc_filter.c:22:5: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^ ~~~~~~~~~~~~~~~~~~~
proc_filter.c:42:12: note: forward declaration of 'struct proc_input'
proc_filter.c:22:19: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^
proc_filter.c:48:20: error: invalid application of 'sizeof' to an
incomplete type 'struct proc_input'
hdr->nlmsg_len = NL_MESSAGE_SIZE;
^~~~~~~~~~~~~~~
proc_filter.c:22:5: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^ ~~~~~~~~~~~~~~~~~~~
proc_filter.c:42:12: note: forward declaration of 'struct proc_input'
char buff[NL_MESSAGE_SIZE];
^
proc_filter.c:22:19: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^
proc_filter.c:64:14: error: invalid application of 'sizeof' to an
incomplete type 'struct proc_input'
msg->len = sizeof(struct proc_input);
^ ~~~~~~~~~~~~~~~~~~~
proc_filter.c:42:12: note: forward declaration of 'struct proc_input'
char buff[NL_MESSAGE_SIZE];
^
proc_filter.c:22:19: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^
proc_filter.c:65:35: error: incomplete definition of type 'struct proc_input'
((struct proc_input *)msg->data)->mcast_op =
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
proc_filter.c:42:12: note: forward declaration of 'struct proc_input'
char buff[NL_MESSAGE_SIZE];
^
proc_filter.c:22:19: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^
proc_filter.c:66:31: error: incomplete definition of type 'struct proc_input'
((struct proc_input *)pinp)->mcast_op;
~~~~~~~~~~~~~~~~~~~~~~~~~~~^
proc_filter.c:42:12: note: forward declaration of 'struct proc_input'
char buff[NL_MESSAGE_SIZE];
^
proc_filter.c:22:19: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^
proc_filter.c:67:35: error: incomplete definition of type 'struct proc_input'
((struct proc_input *)msg->data)->event_type =
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
proc_filter.c:42:12: note: forward declaration of 'struct proc_input'
char buff[NL_MESSAGE_SIZE];
^
proc_filter.c:22:19: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^
proc_filter.c:68:31: error: incomplete definition of type 'struct proc_input'
((struct proc_input *)pinp)->event_type;
~~~~~~~~~~~~~~~~~~~~~~~~~~~^
proc_filter.c:42:12: note: forward declaration of 'struct proc_input'
char buff[NL_MESSAGE_SIZE];
^
proc_filter.c:22:19: note: expanded from macro 'NL_MESSAGE_SIZE'
sizeof(struct proc_input))
^
proc_filter.c:245:20: error: variable has incomplete type 'struct proc_input'
struct proc_input input;
^
proc_filter.c:245:9: note: forward declaration of 'struct proc_input'
struct proc_input input;
^
proc_filter.c:264:22: error: use of undeclared identifier
'PROC_EVENT_NONZERO_EXIT'
input.event_type = PROC_EVENT_NONZERO_EXIT;
^
9 errors generated.
make[4]: Leaving directory '/builds/linux/tools/testing/selftests/connector'
Links:
- https://storage.tuxsuite.com/public/linaro/lkft/builds/2T3676HpK243gMBLYJCp4OXDmWl/
steps to reproduce:
- https://storage.tuxsuite.com/public/linaro/lkft/builds/2T3676HpK243gMBLYJCp4OXDmWl/tuxmake_reproducer.sh
--
Linaro LKFT
https://lkft.linaro.org
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