Update fs/ to use sg helpers

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

3 files changed, 17 insertions, 10 deletions

diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
index 1ae90ef2c74d..0a9882edf562 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -283,7 +283,7 @@ int virt_to_scatterlist(const void *addr, int size, struct scatterlist *sg,
                 pg = virt_to_page(addr);
                 offset = offset_in_page(addr);
                 if (sg) {
-                        sg[i].page = pg;
+                        sg_set_page(&sg[i], pg);
                         sg[i].offset = offset;
                 }
                 remainder_of_page = PAGE_CACHE_SIZE - offset;
@@ -713,10 +713,13 @@ ecryptfs_encrypt_page_offset(struct ecryptfs_crypt_stat *crypt_stat,
 {
         struct scatterlist src_sg, dst_sg;
 
-        src_sg.page = src_page;
+        sg_init_table(&src_sg, 1);
+        sg_init_table(&dst_sg, 1);
+
+        sg_set_page(&src_sg, src_page);
         src_sg.offset = src_offset;
         src_sg.length = size;
-        dst_sg.page = dst_page;
+        sg_set_page(&dst_sg, dst_page);
         dst_sg.offset = dst_offset;
         dst_sg.length = size;
         return encrypt_scatterlist(crypt_stat, &dst_sg, &src_sg, size, iv);
@@ -742,10 +745,13 @@ ecryptfs_decrypt_page_offset(struct ecryptfs_crypt_stat *crypt_stat,
 {
         struct scatterlist src_sg, dst_sg;
 
-        src_sg.page = src_page;
+        sg_init_table(&src_sg, 1);
+        sg_init_table(&dst_sg, 1);
+
+        sg_set_page(&src_sg, src_page);
         src_sg.offset = src_offset;
         src_sg.length = size;
-        dst_sg.page = dst_page;
+        sg_set_page(&dst_sg, dst_page);
         dst_sg.offset = dst_offset;
         dst_sg.length = size;
         return decrypt_scatterlist(crypt_stat, &dst_sg, &src_sg, size, iv);
diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c
index 89d9710dd63d..263fed88c0ca 100644
--- a/fs/ecryptfs/keystore.c
+++ b/fs/ecryptfs/keystore.c
@@ -1040,6 +1040,9 @@ decrypt_passphrase_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok,
         };
         int rc = 0;
 
+        sg_init_table(&dst_sg, 1);
+        sg_init_table(&src_sg, 1);
+
         if (unlikely(ecryptfs_verbosity > 0)) {
                 ecryptfs_printk(
                         KERN_DEBUG, "Session key encryption key (size [%d]):\n",
diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index ebd03cc07479..6f03918018a3 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -88,7 +88,7 @@ nfs4_make_rec_clidname(char *dname, struct xdr_netobj *clname)
 {
         struct xdr_netobj cksum;
         struct hash_desc desc;
-        struct scatterlist sg[1];
+        struct scatterlist sg;
         __be32 status = nfserr_resource;
 
         dprintk("NFSD: nfs4_make_rec_clidname for %.*s\n",
@@ -102,11 +102,9 @@ nfs4_make_rec_clidname(char *dname, struct xdr_netobj *clname)
         if (cksum.data == NULL)
                 goto out;
 
-        sg[0].page = virt_to_page(clname->data);
-        sg[0].offset = offset_in_page(clname->data);
-        sg[0].length = clname->len;
+        sg_init_one(&sg, clname->data, clname->len);
 
-        if (crypto_hash_digest(&desc, sg, sg->length, cksum.data))
+        if (crypto_hash_digest(&desc, &sg, sg.length, cksum.data))
                 goto out;
 
         md5_to_hex(dname, cksum.data);