git: 26389b308d97 - main - soreceive_dgram: assert that a datagram has control or data

[Gleb Smirnoff]

The branch main has been updated by glebius:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=26389b308d97f90a1c196a85666142965bf0737c

commit 26389b308d97f90a1c196a85666142965bf0737c
Author:     Gleb Smirnoff <gleb...@freebsd.org>
AuthorDate: 2024-03-23 05:44:16 +0000
Commit:     Gleb Smirnoff <gleb...@freebsd.org>
CommitDate: 2024-03-23 05:44:16 +0000

    soreceive_dgram: assert that a datagram has control or data
---
 sys/kern/uipc_socket.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/sys/kern/uipc_socket.c b/sys/kern/uipc_socket.c
index 9a29df8b0340..b70864cbf2a4 100644
--- a/sys/kern/uipc_socket.c
+++ b/sys/kern/uipc_socket.c
@@ -2872,10 +2872,7 @@ soreceive_dgram(struct socket *so, struct sockaddr 
**psa, struct uio *uio,
                            M_NOWAIT);
                m = m_free(m);
        }
-       if (m == NULL) {
-               /* XXXRW: Can this happen? */
-               return (0);
-       }
+       KASSERT(m, ("%s: no data or control after soname", __func__));
 
        /*
         * Packet to copyout() is now in 'm' and it is disconnected from the