docs: networking: convert ipddp.txt to ReST

Not much to be done here:

- add SPDX header;
- use a document title from existing text;
- adjust a chapter markup;
- add to networking/index.rst.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/Documentation/networking/ltpc.txt b/Documentation/networking/ltpc.txt
index 0bf3220c715b..a005a73b76d0 100644
--- a/Documentation/networking/ltpc.txt
+++ b/Documentation/networking/ltpc.txt
@@ -99,7 +99,7 @@ treat the LocalTalk device like an ordinary Ethernet device, even if
 that's what it looks like to Netatalk.
 
 Instead, you follow the same procedure as for doing IP in EtherTalk.
-See Documentation/networking/ipddp.txt for more information about the
+See Documentation/networking/ipddp.rst for more information about the
 kernel driver and userspace tools needed.
 
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