[patch] ext4 crypto: type bug with encrypted symlinks

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sd->len is an __le16 and not an __le32.

Fixes: f1195c72c951 ('ext4 crypto: Add symlink encryption')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 69e12ee..5c82a3c 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -3256,7 +3256,7 @@ static int ext4_symlink(struct inode *dir,
 		ext4_put_fname_crypto_ctx(&ctx);
 		if (err < 0)
 			goto err_drop_inode;
-		sd->len = cpu_to_le32(ostr.len);
+		sd->len = cpu_to_le16(ostr.len);
 		disk_link.name = (char *) sd;
 	}
 
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