git: b994e68f44cf - stable/15 - unix: Fix a missing initialization in uipc_sosend_stream_or_seqpacket()

The branch stable/15 has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=b994e68f44cfe589b98c05a2e46503255e4756b9

commit b994e68f44cfe589b98c05a2e46503255e4756b9
Author:     Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2026-08-10 14:41:04 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2026-08-24 15:17:53 +0000

    unix: Fix a missing initialization in uipc_sosend_stream_or_seqpacket()
    
    This could be triggered by an in-kernel sender, of which I can't find
    any examples.
    
    Fixes:          d15792780760 ("unix: new implementation of unix/stream & unix/seqpacket")
    Reviewed by:    glebius
    MFC after:      1 week
    Sponsored by:   The FreeBSD Foundation
    Differential Revision:  https://reviews.freebsd.org/D58673
    
    (cherry picked from commit 6dfd710963da7fe6086bcfb705b32b6a3646848f)
---
 sys/kern/uipc_usrreq.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sys/kern/uipc_usrreq.c b/sys/kern/uipc_usrreq.c
index ed3e22ad63f6..963e1cab251b 100644
--- a/sys/kern/uipc_usrreq.c
+++ b/sys/kern/uipc_usrreq.c
@@ -1167,8 +1167,10 @@ uipc_sosend_stream_or_seqpacket(struct socket *so, struct sockaddr *addr,
 		    eor ? M_EOR : 0);
 		if (__predict_false(error))
 			goto out2;
-	} else
+	} else {
+		uio = NULL;
 		uipc_reset_kernel_mbuf(m, &mc);
+	}
 
 	error = SOCK_IO_SEND_LOCK(so, SBLOCKWAIT(flags));
 	if (error)