diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 0dd6c2b5391b..d0a4bab220e5 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -704,8 +704,7 @@ static void crypt_dtr(struct dm_target *ti)
 	mempool_destroy(cc->page_pool);
 	mempool_destroy(cc->io_pool);
 
-	if (cc->iv_mode)
-		kfree(cc->iv_mode);
+	kfree(cc->iv_mode);
 	if (cc->iv_gen_ops && cc->iv_gen_ops->dtr)
 		cc->iv_gen_ops->dtr(cc);
 	crypto_free_tfm(cc->tfm);
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index b1941b887f46..8d740013d74d 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -217,8 +217,7 @@ static int linear_run (mddev_t *mddev)
 	return 0;
 
 out:
-	if (conf)
-		kfree(conf);
+	kfree(conf);
 	return 1;
 }
 
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 65fab74ad737..0c6b5b6baff6 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -195,8 +195,7 @@ static mddev_t * mddev_find(dev_t unit)
 		if (mddev->unit == unit) {
 			mddev_get(mddev);
 			spin_unlock(&all_mddevs_lock);
-			if (new)
-				kfree(new);
+			kfree(new);
 			return mddev;
 		}
 
@@ -458,11 +457,8 @@ static int sb_equal(mdp_super_t *sb1, mdp_super_t *sb2)
 		ret = 1;
 
 abort:
-	if (tmp1)
-		kfree(tmp1);
-	if (tmp2)
-		kfree(tmp2);
-
+	kfree(tmp1);
+	kfree(tmp2);
 	return ret;
 }
 
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c
index 2ae2d709cb15..2d2ca7fa0265 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/multipath.c
@@ -533,8 +533,7 @@ static int multipath_run (mddev_t *mddev)
 out_free_conf:
 	if (conf->pool)
 		mempool_destroy(conf->pool);
-	if (conf->multipaths)
-		kfree(conf->multipaths);
+	kfree(conf->multipaths);
 	kfree(conf);
 	mddev->private = NULL;
 out:
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index e7d934eca06f..e11dd14d0b43 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -371,10 +371,8 @@ static int raid0_run (mddev_t *mddev)
 	return 0;
 
 out_free_conf:
-	if (conf->strip_zone)
-		kfree(conf->strip_zone);
-	if (conf->devlist)
-		kfree (conf->devlist);
+	kfree(conf->strip_zone);
+	kfree(conf->devlist);
 	kfree(conf);
 	mddev->private = NULL;
 out:
@@ -386,11 +384,11 @@ static int raid0_stop (mddev_t *mddev)
 	raid0_conf_t *conf = mddev_to_conf(mddev);
 
 	blk_sync_queue(mddev->queue); /* the unplug fn references 'conf'*/
-	kfree (conf->hash_table);
+	kfree(conf->hash_table);
 	conf->hash_table = NULL;
-	kfree (conf->strip_zone);
+	kfree(conf->strip_zone);
 	conf->strip_zone = NULL;
-	kfree (conf);
+	kfree(conf);
 	mddev->private = NULL;
 
 	return 0;
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 98b09773e79e..ff1dbec864af 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1427,10 +1427,8 @@ out_free_conf:
 	if (conf) {
 		if (conf->r1bio_pool)
 			mempool_destroy(conf->r1bio_pool);
-		if (conf->mirrors)
-			kfree(conf->mirrors);
-		if (conf->poolinfo)
-			kfree(conf->poolinfo);
+		kfree(conf->mirrors);
+		kfree(conf->poolinfo);
 		kfree(conf);
 		mddev->private = NULL;
 	}
@@ -1447,10 +1445,8 @@ static int stop(mddev_t *mddev)
 	blk_sync_queue(mddev->queue); /* the unplug fn references 'conf'*/
 	if (conf->r1bio_pool)
 		mempool_destroy(conf->r1bio_pool);
-	if (conf->mirrors)
-		kfree(conf->mirrors);
-	if (conf->poolinfo)
-		kfree(conf->poolinfo);
+	kfree(conf->mirrors);
+	kfree(conf->poolinfo);
 	kfree(conf);
 	mddev->private = NULL;
 	return 0;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index fd7324a86d13..62ebb1bc72be 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1737,8 +1737,7 @@ static int run(mddev_t *mddev)
 out_free_conf:
 	if (conf->r10bio_pool)
 		mempool_destroy(conf->r10bio_pool);
-	if (conf->mirrors)
-		kfree(conf->mirrors);
+	kfree(conf->mirrors);
 	kfree(conf);
 	mddev->private = NULL;
 out:
@@ -1754,8 +1753,7 @@ static int stop(mddev_t *mddev)
 	blk_sync_queue(mddev->queue); /* the unplug fn references 'conf'*/
 	if (conf->r10bio_pool)
 		mempool_destroy(conf->r10bio_pool);
-	if (conf->mirrors)
-		kfree(conf->mirrors);
+	kfree(conf->mirrors);
 	kfree(conf);
 	mddev->private = NULL;
 	return 0;