fjes: Add missing iounmap in fjes_hw_init()

fjes: Add missing iounmap in fjes_hw_init()

commit 15ef641a0c6728d25a400df73922e80ab2cf029c upstream.

In error paths, add fjes_hw_iounmap() to release the
resource acquired by fjes_hw_iomap(). Add a goto label
to do so.

Fixes: 8cdc3f6c5d22 ("fjes: Hardware initialization routine")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <lihaoxiang@isrc.iscas.ac.cn>
Signed-off-by: Simon Horman <horms@kernel.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20251211073756.101824-1-lihaoxiang@isrc.iscas.ac.cn
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>