tcp: add accessors to read/set tp->snd_cwnd
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.17.15 by commit 5aba0ad44fb4a7fb78c5076c313456de199a3c29. For more details please see the references link.