X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=fs%2Fubifs%2Fcrypto.c;fp=fs%2Fubifs%2Fcrypto.c;h=3125e76376ee63428fc68ab38181b9e1d86dae19;hb=713346ca1db2bebd4c7c4d5ea364ed03d504f5ed;hp=c57b46a352d8fd6637f2e51256e093f364161034;hpb=019ac05e4c97f51913318d9b0e2ffd34db917d3c;p=linux-2.6-microblaze.git

diff --git a/fs/ubifs/crypto.c b/fs/ubifs/crypto.c
index c57b46a352d8..3125e76376ee 100644
--- a/fs/ubifs/crypto.c
+++ b/fs/ubifs/crypto.c
@@ -24,6 +24,17 @@ static bool ubifs_crypt_empty_dir(struct inode *inode)
 	return ubifs_check_dir_empty(inode) == 0;
 }
 
+/**
+ * ubifs_encrypt - Encrypt data.
+ * @inode: inode which refers to the data node
+ * @dn: data node to encrypt
+ * @in_len: length of data to be compressed
+ * @out_len: allocated memory size for the data area of @dn
+ * @block: logical block number of the block
+ *
+ * This function encrypt a possibly-compressed data in the data node.
+ * The encrypted data length will store in @out_len.
+ */
 int ubifs_encrypt(const struct inode *inode, struct ubifs_data_node *dn,
 		  unsigned int in_len, unsigned int *out_len, int block)
 {