dm crypt: tidy whitespace

Clean up, convert some spaces to tabs.

No functional change here.
Signed-off-by: NMilan Broz <mbroz@redhat.com>
Signed-off-by: NAlasdair G Kergon <agk@redhat.com>

drivers/md/dm-crypt.c

@@ -56,7 +56,7 @@ struct crypt_config;
 
 struct crypt_iv_operations {
 	int (*ctr)(struct crypt_config *cc, struct dm_target *ti,
-	           const char *opts);
+		   const char *opts);
 	void (*dtr)(struct crypt_config *cc);
 	const char *(*status)(struct crypt_config *cc);
 	int (*generator)(struct crypt_config *cc, u8 *iv, sector_t sector);
@@ -138,7 +138,7 @@ static int crypt_iv_plain_gen(struct crypt_config *cc, u8 *iv, sector_t sector)
 }
 
 static int crypt_iv_essiv_ctr(struct crypt_config *cc, struct dm_target *ti,
-	                      const char *opts)
+			      const char *opts)
 {
 	struct crypto_cipher *essiv_tfm;
 	struct crypto_hash *hash_tfm;
@@ -190,7 +190,7 @@ static int crypt_iv_essiv_ctr(struct crypt_config *cc, struct dm_target *ti,
 	if (crypto_cipher_blocksize(essiv_tfm) !=
 	    crypto_blkcipher_ivsize(cc->tfm)) {
 		ti->error = "Block size of ESSIV cipher does "
-			        "not match IV size of block cipher";
+			    "not match IV size of block cipher";
 		crypto_free_cipher(essiv_tfm);
 		kfree(salt);
 		return -EINVAL;
@@ -321,10 +321,10 @@ crypt_convert_scatterlist(struct crypt_config *cc, struct scatterlist *out,
 	return r;
 }
 
-static void
-crypt_convert_init(struct crypt_config *cc, struct convert_context *ctx,
-                   struct bio *bio_out, struct bio *bio_in,
-                   sector_t sector, int write)
+static void crypt_convert_init(struct crypt_config *cc,
+			       struct convert_context *ctx,
+			       struct bio *bio_out, struct bio *bio_in,
+			       sector_t sector, int write)
 {
 	ctx->bio_in = bio_in;
 	ctx->bio_out = bio_out;
@@ -340,7 +340,7 @@ crypt_convert_init(struct crypt_config *cc, struct convert_context *ctx,
  * Encrypt / decrypt data from one bio to another one (can be the same one)
  */
 static int crypt_convert(struct crypt_config *cc,
-                         struct convert_context *ctx)
+			 struct convert_context *ctx)
 {
 	int r = 0;
 
@@ -372,7 +372,7 @@ static int crypt_convert(struct crypt_config *cc,
 		}
 
 		r = crypt_convert_scatterlist(cc, &sg_out, &sg_in, sg_in.length,
-		                              ctx->write, ctx->sector);
+					      ctx->write, ctx->sector);
 		if (r < 0)
 			break;
 
@@ -382,13 +382,13 @@ static int crypt_convert(struct crypt_config *cc,
 	return r;
 }
 
- static void dm_crypt_bio_destructor(struct bio *bio)
- {
+static void dm_crypt_bio_destructor(struct bio *bio)
+{
 	struct dm_crypt_io *io = bio->bi_private;
 	struct crypt_config *cc = io->target->private;
 
 	bio_free(bio, cc->bs);
- }
+}
 
 /*
  * Generate a new unfragmented bio with the given size
@@ -715,7 +715,7 @@ static int crypt_set_key(struct crypt_config *cc, char *key)
 	cc->key_size = key_size; /* initial settings */
 
 	if ((!key_size && strcmp(key, "-")) ||
-	    (key_size && crypt_decode_key(cc->key, key, key_size) < 0))
+	   (key_size && crypt_decode_key(cc->key, key, key_size) < 0))
 		return -EINVAL;
 
 	set_bit(DM_CRYPT_KEY_VALID, &cc->flags);
@@ -785,8 +785,8 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 		goto bad1;
 	}
 
-	if (snprintf(cc->cipher, CRYPTO_MAX_ALG_NAME, "%s(%s)", chainmode, 
-		     cipher) >= CRYPTO_MAX_ALG_NAME) {
+	if (snprintf(cc->cipher, CRYPTO_MAX_ALG_NAME, "%s(%s)",
+		     chainmode, cipher) >= CRYPTO_MAX_ALG_NAME) {
 		ti->error = "Chain mode + cipher name is too long";
 		goto bad1;
 	}
@@ -829,7 +829,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	if (cc->iv_size)
 		/* at least a 64 bit sector number should fit in our buffer */
 		cc->iv_size = max(cc->iv_size,
-		                  (unsigned int)(sizeof(u64) / sizeof(u8)));
+				  (unsigned int)(sizeof(u64) / sizeof(u8)));
 	else {
 		if (cc->iv_gen_ops) {
 			DMWARN("Selected cipher does not support IVs");
@@ -875,7 +875,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	cc->start = tmpll;
 
 	if (dm_get_device(ti, argv[3], cc->start, ti->len,
-	                  dm_table_get_mode(ti->table), &cc->dev)) {
+			  dm_table_get_mode(ti->table), &cc->dev)) {
 		ti->error = "Device lookup failed";
 		goto bad5;
 	}