diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 1a82e22..cb7dec9 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -313,7 +313,10 @@
 #define IS_GEN_IIE(hpriv) ((hpriv)->hp_flags & MV_HP_GEN_IIE)
 
 enum {
-	MV_DMA_BOUNDARY		= 0xffffffffU,
+	/* DMA boundary 0xffff is required by the s/g splitting
+	 * we need on /length/ in mv_fill-sg().
+	 */
+	MV_DMA_BOUNDARY		= 0xffffU,
 
 	/* mask of register bits containing lower 32 bits
 	 * of EDMA request queue DMA address
@@ -448,7 +451,7 @@
 	.queuecommand		= ata_scsi_queuecmd,
 	.can_queue		= ATA_DEF_QUEUE,
 	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= MV_MAX_SG_CT,
+	.sg_tablesize		= MV_MAX_SG_CT / 2,
 	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
 	.emulated		= ATA_SHT_EMULATED,
 	.use_clustering		= 1,
@@ -466,7 +469,7 @@
 	.queuecommand		= ata_scsi_queuecmd,
 	.can_queue		= ATA_DEF_QUEUE,
 	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= MV_MAX_SG_CT,
+	.sg_tablesize		= MV_MAX_SG_CT / 2,
 	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
 	.emulated		= ATA_SHT_EMULATED,
 	.use_clustering		= 1,
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index d098c7a..d120ec39 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -485,8 +485,10 @@
 			return nlm_granted;
 		/* Create host handle for callback */
 		host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len);
-		if (host == NULL)
+		if (host == NULL) {
+			kfree(conf);
 			return nlm_lck_denied_nolocks;
+		}
 		block = nlmsvc_create_block(rqstp, host, file, lock, cookie);
 		if (block == NULL) {
 			kfree(conf);