octeontx2-pf: Fix sizeof() mismatch

An incorrect sizeof() is being used, sizeof(u64 *) is not correct,
it should be sizeof(*sq->sqb_ptrs).

Addresses-Coverity: ("Sizeof not portable (SIZEOF_MISMATCH)")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20201102134601.698436-1-colin.king@canonical.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c

@@ -1239,7 +1239,7 @@ int otx2_sq_aura_pool_init(struct otx2_nic *pfvf)
 
 		sq = &qset->sq[qidx];
 		sq->sqb_count = 0;
-		sq->sqb_ptrs = kcalloc(num_sqbs, sizeof(u64 *), GFP_KERNEL);
+		sq->sqb_ptrs = kcalloc(num_sqbs, sizeof(*sq->sqb_ptrs), GFP_KERNEL);
 		if (!sq->sqb_ptrs)
 			return -ENOMEM;