[PATCH net] rxrpc: Fix wrong error return in rxrpc_connect_call()

[Jakub Kicinski]

On Wed, 11 Jan 2023 18:07:15 +0000 David Howells wrote:
> Fix rxrpc_connect_call() to return -ENOMEM rather than 0 if it fails to
> look up a peer.
> 
> This generated a smatch warning:
>         net/rxrpc/call_object.c:303 rxrpc_connect_call() warn: missing error code 'ret'
> 
> I think this also fixes a syzbot-found bug:
> 
>         rxrpc: Assertion failed - 1(0x1) == 11(0xb) is false
>         ------------[ cut here ]------------
>         kernel BUG at net/rxrpc/call_object.c:645!
> 
> where the call being put is in the wrong state - as would be the case if we
> failed to clear up correctly after the error in rxrpc_connect_call().

Applied, thanks!