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net: socket: suppress unused warning 

suppress unused warnings and fix the error that there is
with the W=1 enabled.

Warning generated

net/socket.c: In function ‘__sys_getsockopt’:
net/socket.c:2300:13: error: variable ‘max_optlen’ set but not used [-Werror=unused-but-set-variable]
 2300 |         int max_optlen;

Signed-off-by: Vincenzo Palazzo <vincenzopalazzodev@gmail.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Link: https://lore.kernel.org/r/20230310221851.304657-1-vincenzopalazzodev@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Vincenzo Palazzo 2023-03-10 23:18:51 +01:00 committed by Jakub Kicinski
parent c5a8027de2
commit ad4bf5f240
1 changed files with 1 additions and 1 deletions
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2
net/socket.c
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@ -2292,9 +2292,9 @@ INDIRECT_CALLABLE_DECLARE(bool tcp_bpf_bypass_getsockopt(int level,
int __sys_getsockopt(int fd, int level, int optname, char __user *optval,
int __user *optlen)
{
int max_optlen __maybe_unused;
int err, fput_needed;
struct socket *sock;
int max_optlen;
sock = sockfd_lookup_light(fd, &err, &fput_needed);
if (!sock)