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path: root/sys/dev/netmap/netmap_bdg.c
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Diffstat (limited to 'sys/dev/netmap/netmap_bdg.c')
-rw-r--r--sys/dev/netmap/netmap_bdg.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/dev/netmap/netmap_bdg.c b/sys/dev/netmap/netmap_bdg.c
index bcb45f55d160..1fe5052448f8 100644
--- a/sys/dev/netmap/netmap_bdg.c
+++ b/sys/dev/netmap/netmap_bdg.c
@@ -1043,6 +1043,10 @@ netmap_bdg_config(struct nm_ifreq *nr)
struct nm_bridge *b;
int error = EINVAL;
+ if (strnlen(nr->nifr_name, sizeof(nr->nifr_name)) >=
+ sizeof(nr->nifr_name))
+ return error;
+
NMG_LOCK();
b = nm_find_bridge(nr->nifr_name, 0, NULL);
if (!b) {