nfp: xsk: fix memory leak in nfp_net_alloc()

In nfp_net_alloc(), the memory allocated for xsk_pools is not freed in
the subsequent error paths, leading to a memory leak. Fix that by
freeing it in the error path.

Fixes: 6402528b ("nfp: xsk: add AF_XDP zero-copy Rx and Tx support")
Signed-off-by: Abdun Nihaal <nihaal@cse.iitm.ac.in>
Link: https://patch.msgid.link/20251028160845.126919-1-nihaal@cse.iitm.ac.in


Signed-off-by: Jakub Kicinski <kuba@kernel.org>