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-rw-r--r--sys/netinet/ip_dummynet.c2
-rw-r--r--sys/netinet/ip_dummynet.h1
2 files changed, 2 insertions, 1 deletions
diff --git a/sys/netinet/ip_dummynet.c b/sys/netinet/ip_dummynet.c
index 4a407d1..49f58fc 100644
--- a/sys/netinet/ip_dummynet.c
+++ b/sys/netinet/ip_dummynet.c
@@ -1246,7 +1246,7 @@ dropit:
if (q)
q->drops++ ;
m_freem(m);
- return ENOBUFS ;
+ return ( (fs && (fs->flags_fs & DN_NOERROR)) ? 0 : ENOBUFS);
}
/*
diff --git a/sys/netinet/ip_dummynet.h b/sys/netinet/ip_dummynet.h
index 30c5f6f..e8ae0e9 100644
--- a/sys/netinet/ip_dummynet.h
+++ b/sys/netinet/ip_dummynet.h
@@ -259,6 +259,7 @@ struct dn_flow_set {
#define DN_IS_RED 0x0002
#define DN_IS_GENTLE_RED 0x0004
#define DN_QSIZE_IS_BYTES 0x0008 /* queue size is measured in bytes */
+#define DN_NOERROR 0x0010 /* do not report ENOBUFS on drops */
#define DN_IS_PIPE 0x4000
#define DN_IS_QUEUE 0x8000
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