git: 9e9459ac32b5 - stable/13 - Suppress unused variable warning in ip_dummynet.c
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Date: Sat, 23 Jul 2022 08:58:25 UTC
The branch stable/13 has been updated by dim: URL: https://cgit.FreeBSD.org/src/commit/?id=9e9459ac32b56eeac39fd0226114772a440bf83d commit 9e9459ac32b56eeac39fd0226114772a440bf83d Author: Dimitry Andric <dim@FreeBSD.org> AuthorDate: 2022-07-19 19:43:46 +0000 Commit: Dimitry Andric <dim@FreeBSD.org> CommitDate: 2022-07-23 08:56:46 +0000 Suppress unused variable warning in ip_dummynet.c With clang 15, the following -Werror warning is produced: sys/netpfil/ipfw/ip_dummynet.c:802:6: error: variable 'n' set but not used [-Werror,-Wunused-but-set-variable] int n = 0; /* only for stats */ ^ Here, 'n' is a variable that is only used when debugging. Mark the variable as potentially unused, to suppress the warning. MFC after: 3 days (cherry picked from commit 5c329f0a4d32cec54250ec2d3f61455e85137a6f) --- sys/netpfil/ipfw/ip_dummynet.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/netpfil/ipfw/ip_dummynet.c b/sys/netpfil/ipfw/ip_dummynet.c index 93b361755d9c..a157b3d928cd 100644 --- a/sys/netpfil/ipfw/ip_dummynet.c +++ b/sys/netpfil/ipfw/ip_dummynet.c @@ -787,7 +787,7 @@ static void fsk_detach_list(struct dn_fsk_head *h, int flags) { struct dn_fsk *fs; - int n = 0; /* only for stats */ + int n __unused = 0; /* only for stats */ ND("head %p flags %x", h, flags); while ((fs = SLIST_FIRST(h))) {