udf: fix sparse warning in namei.c

Let's use bsize instead.
fs/udf/namei.c:960:12: warning: symbol 'elen' shadows an earlier one
fs/udf/namei.c:937:15: originally declared here
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Jan Kara <jack@ucw.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/udf/namei.c

@@ -890,7 +890,7 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry,
 
 	if (iinfo->i_alloc_type != ICBTAG_FLAG_AD_IN_ICB) {
 		kernel_lb_addr eloc;
-		uint32_t elen;
+		uint32_t bsize;
 
 		block = udf_new_block(inode->i_sb, inode,
 				iinfo->i_location.partitionReferenceNum,
@@ -903,9 +903,9 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry,
 		eloc.logicalBlockNum = block;
 		eloc.partitionReferenceNum =
 				iinfo->i_location.partitionReferenceNum;
-		elen = inode->i_sb->s_blocksize;
-		iinfo->i_lenExtents = elen;
-		udf_add_aext(inode, &epos, eloc, elen, 0);
+		bsize = inode->i_sb->s_blocksize;
+		iinfo->i_lenExtents = bsize;
+		udf_add_aext(inode, &epos, eloc, bsize, 0);
 		brelse(epos.bh);
 
 		block = udf_get_pblock(inode->i_sb, block,