diff --git a/sys/dev/aac/aac.c b/sys/dev/aac/aac.c
index c783c390872b..05946414abc6 100644
--- a/sys/dev/aac/aac.c
+++ b/sys/dev/aac/aac.c
@@ -3053,7 +3053,6 @@ aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg)
 	struct aac_fib *fib;
 	struct aac_srb *srbcmd, *user_srb;
 	struct aac_sg_entry *sge;
-	struct aac_sg_entry64 *sge64;
 	void *srb_sg_address, *ureply;
 	uint32_t fibsize, srb_sg_bytecount;
 	int error, transfer_data;
@@ -3108,7 +3107,6 @@ aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg)
 		struct aac_sg_entry sg;
 
 		sge = srbcmd->sg_map.SgEntry;
-		sge64 = NULL;
 
 		if ((error = copyin(sge, &sg, sizeof(sg))) != 0)
 			goto out;
@@ -3119,6 +3117,7 @@ aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg)
 #ifdef __amd64__
 	else if (fibsize == (sizeof(struct aac_srb) +
 	    srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry64))) {
+		struct aac_sg_entry64 *sge64;
 		struct aac_sg_entry64 sg;
 
 		sge = NULL;