diff options
| author | Vincenzo Maffione <vmaffione@FreeBSD.org> | 2021-03-15 17:39:18 +0000 |
|---|---|---|
| committer | Vincenzo Maffione <vmaffione@FreeBSD.org> | 2021-03-15 17:39:18 +0000 |
| commit | 0ab5902e8ad93d0a9341dcce386b6c571ee02173 (patch) | |
| tree | 894bca8edb6407a894d84f4f930a812926bf99a8 /sys/dev/netmap/netmap.c | |
| parent | a2aac2f5e5642740507a3cadb98046f3dd434ce4 (diff) | |
Diffstat (limited to 'sys/dev/netmap/netmap.c')
| -rw-r--r-- | sys/dev/netmap/netmap.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/dev/netmap/netmap.c b/sys/dev/netmap/netmap.c index f37900712046..f9698096b47a 100644 --- a/sys/dev/netmap/netmap.c +++ b/sys/dev/netmap/netmap.c @@ -2646,6 +2646,7 @@ netmap_ioctl(struct netmap_priv_d *priv, u_long cmd, caddr_t data, case NETMAP_REQ_PORT_INFO_GET: { struct nmreq_port_info_get *req = (struct nmreq_port_info_get *)(uintptr_t)hdr->nr_body; + int nmd_ref = 0; NMG_LOCK(); do { @@ -2687,6 +2688,7 @@ netmap_ioctl(struct netmap_priv_d *priv, u_long cmd, caddr_t data, error = EINVAL; break; } + nmd_ref = 1; } error = netmap_mem_get_info(nmd, &req->nr_memsize, &memflags, @@ -2704,6 +2706,8 @@ netmap_ioctl(struct netmap_priv_d *priv, u_long cmd, caddr_t data, req->nr_host_rx_rings = na->num_host_rx_rings; } while (0); netmap_unget_na(na, ifp); + if (nmd_ref) + netmap_mem_put(nmd); NMG_UNLOCK(); break; } |