Avoid repeating the check for free aggregated descriptors when it
already failed at the beginning of the function.
Signed-off-by: NYan Markman <ymarkman@marvell.com>
[Antoine: commit message]
Signed-off-by: NAntoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>