git: 79770fdad6c1 - main - ena: Fix invalid KASSERT test in netmap code

From: Marcin Wojtas <mw_at_FreeBSD.org>
Date: Thu, 30 Jun 2022 16:15:44 UTC
The branch main has been updated by mw:

URL: https://cgit.FreeBSD.org/src/commit/?id=79770fdad6c18d968cc122c4294820931cc542e0

commit 79770fdad6c18d968cc122c4294820931cc542e0
Author:     Michal Krawczyk <mk@semihalf.com>
AuthorDate: 2022-06-10 09:18:13 +0000
Commit:     Marcin Wojtas <mw@FreeBSD.org>
CommitDate: 2022-06-30 15:32:17 +0000

    ena: Fix invalid KASSERT test in netmap code
    
    The KASSERT was originally added to ensure that the netmap Rx ring is
    not NULL, however, it was checking for the opposite.
    
    Obtained from: Semihalf
    MFC after: 2 weeks
    Sponsored by: Amazon, Inc.
---
 sys/dev/ena/ena_netmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/ena/ena_netmap.c b/sys/dev/ena/ena_netmap.c
index 481a0ab3c2c2..e1244ffc8a44 100644
--- a/sys/dev/ena/ena_netmap.c
+++ b/sys/dev/ena/ena_netmap.c
@@ -206,7 +206,7 @@ ena_netmap_free_rx_slot(struct ena_adapter *adapter, struct ena_ring *rx_ring,
 	    BUS_DMASYNC_POSTREAD);
 	netmap_unload_map(na, adapter->rx_buf_tag, rx_info->map);
 
-	KASSERT(kring->ring == NULL, ("Netmap Rx ring is NULL\n"));
+	KASSERT(kring->ring != NULL, ("Netmap Rx ring is NULL\n"));
 
 	slot = &kring->ring->slot[nm_i];