Merge branches 'armv7', 'at91', 'misc' and 'omap' into devel

[powerpc.git] / fs / ncpfs / inode.c

diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c
index 47462ac..c29f00a 100644 (file)
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -60,8 +60,7 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
 {
        struct ncp_inode_info *ei = (struct ncp_inode_info *) foo;
 
-       if ((flags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR)) ==
-           SLAB_CTOR_CONSTRUCTOR) {
+       if (flags & SLAB_CTOR_CONSTRUCTOR) {
                mutex_init(&ei->open_mutex);
                inode_init_once(&ei->vfs_inode);
        }
@@ -90,7 +89,7 @@ static int ncp_remount(struct super_block *sb, int *flags, char* data)
        return 0;
 }
 
-static struct super_operations ncp_sops =
+static const struct super_operations ncp_sops =
 {
        .alloc_inode    = ncp_alloc_inode,
        .destroy_inode  = ncp_destroy_inode,
@@ -229,7 +228,7 @@ static void ncp_set_attr(struct inode *inode, struct ncp_entry_info *nwinfo)
 }
 
 #if defined(CONFIG_NCPFS_EXTRAS) || defined(CONFIG_NCPFS_NFS_NS)
-static struct inode_operations ncp_symlink_inode_operations = {
+static const struct inode_operations ncp_symlink_inode_operations = {
        .readlink       = generic_readlink,
        .follow_link    = page_follow_link_light,
        .put_link       = page_put_link,
@@ -327,11 +326,12 @@ static int ncp_parse_options(struct ncp_mount_data_kernel *data, char *options)
        char *optarg;
        unsigned long optint;
        int version = 0;
+       int ret;
 
        data->flags = 0;
        data->int_flags = 0;
        data->mounted_uid = 0;
-       data->wdog_pid = -1;
+       data->wdog_pid = NULL;
        data->ncp_fd = ~0;
        data->time_out = 10;
        data->retry_count = 20;
@@ -343,8 +343,9 @@ static int ncp_parse_options(struct ncp_mount_data_kernel *data, char *options)
        data->mounted_vol[0] = 0;
        
        while ((optval = ncp_getopt("ncpfs", &options, ncp_opts, NULL, &optarg, &optint)) != 0) {
-               if (optval < 0)
-                       return optval;
+               ret = optval;
+               if (ret < 0)
+                       goto err;
                switch (optval) {
                        case 'u':
                                data->uid = optint;
@@ -371,7 +372,7 @@ static int ncp_parse_options(struct ncp_mount_data_kernel *data, char *options)
                                data->flags = optint;
                                break;
                        case 'w':
-                               data->wdog_pid = optint;
+                               data->wdog_pid = find_get_pid(optint);
                                break;
                        case 'n':
                                data->ncp_fd = optint;
@@ -380,18 +381,21 @@ static int ncp_parse_options(struct ncp_mount_data_kernel *data, char *options)
                                data->info_fd = optint;
                                break;
                        case 'v':
-                               if (optint < NCP_MOUNT_VERSION_V4) {
-                                       return -ECHRNG;
-                               }
-                               if (optint > NCP_MOUNT_VERSION_V5) {
-                                       return -ECHRNG;
-                               }
+                               ret = -ECHRNG;
+                               if (optint < NCP_MOUNT_VERSION_V4)
+                                       goto err;
+                               if (optint > NCP_MOUNT_VERSION_V5)
+                                       goto err;
                                version = optint;
                                break;
                        
                }
        }
        return 0;
+err:
+       put_pid(data->wdog_pid);
+       data->wdog_pid = NULL;
+       return ret;
 }
 
 static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
@@ -409,6 +413,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
 #endif
        struct ncp_entry_info finfo;
 
+       data.wdog_pid = NULL;
        server = kzalloc(sizeof(struct ncp_server), GFP_KERNEL);
        if (!server)
                return -ENOMEM;
@@ -425,7 +430,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
                                data.flags = md->flags;
                                data.int_flags = NCP_IMOUNT_LOGGEDIN_POSSIBLE;
                                data.mounted_uid = md->mounted_uid;
-                               data.wdog_pid = md->wdog_pid;
+                               data.wdog_pid = find_get_pid(md->wdog_pid);
                                data.ncp_fd = md->ncp_fd;
                                data.time_out = md->time_out;
                                data.retry_count = md->retry_count;
@@ -445,7 +450,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
                                data.flags = md->flags;
                                data.int_flags = 0;
                                data.mounted_uid = md->mounted_uid;
-                               data.wdog_pid = md->wdog_pid;
+                               data.wdog_pid = find_get_pid(md->wdog_pid);
                                data.ncp_fd = md->ncp_fd;
                                data.time_out = md->time_out;
                                data.retry_count = md->retry_count;
@@ -570,6 +575,12 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
        server->packet = vmalloc(NCP_PACKET_SIZE);
        if (server->packet == NULL)
                goto out_nls;
+       server->txbuf = vmalloc(NCP_PACKET_SIZE);
+       if (server->txbuf == NULL)
+               goto out_packet;
+       server->rxbuf = vmalloc(NCP_PACKET_SIZE);
+       if (server->rxbuf == NULL)
+               goto out_txbuf;
 
        sock->sk->sk_data_ready   = ncp_tcp_data_ready;
        sock->sk->sk_error_report = ncp_tcp_error_report;
@@ -591,7 +602,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
        error = ncp_connect(server);
        ncp_unlock_server(server);
        if (error < 0)
-               goto out_packet;
+               goto out_rxbuf;
        DPRINTK("ncp_fill_super: NCP_SBP(sb) = %x\n", (int) NCP_SBP(sb));
 
        error = -EMSGSIZE;      /* -EREMOTESIDEINCOMPATIBLE */
@@ -660,8 +671,12 @@ out_disconnect:
        ncp_lock_server(server);
        ncp_disconnect(server);
        ncp_unlock_server(server);
-out_packet:
+out_rxbuf:
        ncp_stop_tasks(server);
+       vfree(server->rxbuf);
+out_txbuf:
+       vfree(server->txbuf);
+out_packet:
        vfree(server->packet);
 out_nls:
 #ifdef CONFIG_NCPFS_NLS
@@ -679,6 +694,7 @@ out_fput:
         */
        fput(ncp_filp);
 out:
+       put_pid(data.wdog_pid);
        sb->s_fs_info = NULL;
        kfree(server);
        return error;
@@ -711,10 +727,13 @@ static void ncp_put_super(struct super_block *sb)
        if (server->info_filp)
                fput(server->info_filp);
        fput(server->ncp_filp);
-       kill_proc(server->m.wdog_pid, SIGTERM, 1);
+       kill_pid(server->m.wdog_pid, SIGTERM, 1);
+       put_pid(server->m.wdog_pid);
 
        kfree(server->priv.data);
        kfree(server->auth.object_name);
+       vfree(server->rxbuf);
+       vfree(server->txbuf);
        vfree(server->packet);
        sb->s_fs_info = NULL;
        kfree(server);