octeontx2-af: Fix a double free issue

There was a memory leak during error handling in function
npc_mcam_rsrcs_init().

Fixes: dd784287 ("octeontx2-af: Add new devlink param to configure maximum usable NIX block LFs")
Suggested-by: Simon Horman <horms@kernel.org>
Signed-off-by: Suman Ghosh <sumang@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c

@@ -1990,7 +1990,7 @@ int npc_mcam_rsrcs_init(struct rvu *rvu, int blkaddr)
 free_bmap_reverse:
 	kfree(mcam->bmap_reverse);
 free_bmap:
-	kfree(mcam->counters.bmap);
+	kfree(mcam->bmap);
 
 	return -ENOMEM;
 }