diff --git a/crypto/cipher.c b/crypto/cipher.c
index 1c92c6b..8da6443 100644
--- a/crypto/cipher.c
+++ b/crypto/cipher.c
@@ -41,7 +41,7 @@
 			       struct scatter_walk *in,
 			       struct scatter_walk *out, unsigned int bsize)
 {
-	unsigned int alignmask = crypto_tfm_alg_alignmask(desc->tfm);
+	unsigned long alignmask = crypto_tfm_alg_alignmask(desc->tfm);
 	u8 buffer[bsize * 2 + alignmask];
 	u8 *src = (u8 *)ALIGN((unsigned long)buffer, alignmask + 1);
 	u8 *dst = src + bsize;
@@ -160,7 +160,7 @@
 			      unsigned int nbytes)
 {
 	struct crypto_tfm *tfm = desc->tfm;
-	unsigned int alignmask = crypto_tfm_alg_alignmask(tfm);
+	unsigned long alignmask = crypto_tfm_alg_alignmask(tfm);
 	u8 *iv = desc->info;
 
 	if (unlikely(((unsigned long)iv & alignmask))) {
@@ -424,7 +424,7 @@
 	}
 	
 	if (ops->cit_mode == CRYPTO_TFM_MODE_CBC) {
-		unsigned int align;
+		unsigned long align;
 		unsigned long addr;
 	    	
 	    	switch (crypto_tfm_alg_blocksize(tfm)) {
diff --git a/crypto/internal.h b/crypto/internal.h
index 6861287..37515be 100644
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -75,7 +75,7 @@
 	
 	switch (flags & CRYPTO_TFM_MODE_MASK) {
 	case CRYPTO_TFM_MODE_CBC:
-		len = ALIGN(len, alg->cra_alignmask + 1);
+		len = ALIGN(len, (unsigned long)alg->cra_alignmask + 1);
 		len += alg->cra_blocksize;
 		break;
 	}