X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=fs%2Fudf%2Fmisc.c;h=84bf0fd4a4f1e24a3ff70f0e8de32fb514feb6e1;hb=886c35fbcf6fb2eee15687efc2d64d99b6ad9a4a;hp=96996204d9286d49b69622890ace93b91204bdf8;hpb=f4bcbbd92ebda971f7c2cd1132b399808ed6cf9b;p=karo-tx-linux.git

diff --git a/fs/udf/misc.c b/fs/udf/misc.c
index 96996204d928..84bf0fd4a4f1 100644
--- a/fs/udf/misc.c
+++ b/fs/udf/misc.c
@@ -24,6 +24,7 @@
 #include <linux/fs.h>
 #include <linux/string.h>
 #include <linux/buffer_head.h>
+#include <linux/crc-itu-t.h>
 
 #include "udf_i.h"
 #include "udf_sb.h"
@@ -135,8 +136,8 @@ struct genericFormat *udf_add_extendedattr(struct inode *inode, uint32_t size,
 		/* rewrite CRC + checksum of eahd */
 		crclen = sizeof(struct extendedAttrHeaderDesc) - sizeof(tag);
 		eahd->descTag.descCRCLength = cpu_to_le16(crclen);
-		eahd->descTag.descCRC = cpu_to_le16(udf_crc((char *)eahd +
-						sizeof(tag), crclen, 0));
+		eahd->descTag.descCRC = cpu_to_le16(crc_itu_t(0, (char *)eahd +
+						sizeof(tag), crclen));
 		eahd->descTag.tagChecksum = udf_tag_checksum(&eahd->descTag);
 		iinfo->i_lenEAttr += size;
 		return (struct genericFormat *)&ea[offset];
@@ -241,8 +242,9 @@ struct buffer_head *udf_read_tagged(struct super_block *sb, uint32_t block,
 
 	/* Verify the descriptor CRC */
 	if (le16_to_cpu(tag_p->descCRCLength) + sizeof(tag) > sb->s_blocksize ||
-	    le16_to_cpu(tag_p->descCRC) == udf_crc(bh->b_data + sizeof(tag),
-					le16_to_cpu(tag_p->descCRCLength), 0))
+	    le16_to_cpu(tag_p->descCRC) == crc_itu_t(0,
+					bh->b_data + sizeof(tag),
+					le16_to_cpu(tag_p->descCRCLength)))
 		return bh;
 
 	udf_debug("Crc failure block %d: crc = %d, crclen = %d\n", block,
@@ -266,7 +268,7 @@ void udf_update_tag(char *data, int length)
 	length -= sizeof(tag);
 
 	tptr->descCRCLength = cpu_to_le16(length);
-	tptr->descCRC = cpu_to_le16(udf_crc(data + sizeof(tag), length, 0));
+	tptr->descCRC = cpu_to_le16(crc_itu_t(0, data + sizeof(tag), length));
 	tptr->tagChecksum = udf_tag_checksum(tptr);
 }