The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to stable@vger.kernel.org.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y git checkout FETCH_HEAD git cherry-pick -x 844436e045ac2ab7895d8b281cb784a24de1d14d # <resolve conflicts, build, test, etc.> git commit -s git send-email --to 'stable@vger.kernel.org' --in-reply-to '2024090848-botch-appointee-7cb2@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^..

Possible dependencies:

844436e045ac ("ksmbd: Unlock on in ksmbd_tcp_set_interfaces()")

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 844436e045ac2ab7895d8b281cb784a24de1d14d Mon Sep 17 00:00:00 2001 From: Dan Carpenter dan.carpenter@linaro.org Date: Thu, 29 Aug 2024 22:22:35 +0300 Subject: [PATCH] ksmbd: Unlock on in ksmbd_tcp_set_interfaces()

Unlock before returning an error code if this allocation fails.

Fixes: 0626e6641f6b ("cifsd: add server handler for central processing and tranport layers") Cc: stable@vger.kernel.org # v5.15+ Signed-off-by: Dan Carpenter dan.carpenter@linaro.org Acked-by: Namjae Jeon linkinjeon@kernel.org Signed-off-by: Steve French stfrench@microsoft.com

diff --git a/fs/smb/server/transport_tcp.c b/fs/smb/server/transport_tcp.c index a84788396daa..aaed9e293b2e 100644 --- a/fs/smb/server/transport_tcp.c +++ b/fs/smb/server/transport_tcp.c @@ -624,8 +624,10 @@ int ksmbd_tcp_set_interfaces(char *ifc_list, int ifc_list_sz) for_each_netdev(&init_net, netdev) { if (netif_is_bridge_port(netdev)) continue; - if (!alloc_iface(kstrdup(netdev->name, GFP_KERNEL))) + if (!alloc_iface(kstrdup(netdev->name, GFP_KERNEL))) { + rtnl_unlock(); return -ENOMEM; + } } rtnl_unlock(); bind_additional_ifaces = 1;