diff options
| -rw-r--r-- | fs/coda/inode.c | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/fs/coda/inode.c b/fs/coda/inode.c index f181312..bd2313d 100644 --- a/fs/coda/inode.c +++ b/fs/coda/inode.c @@ -109,41 +109,39 @@ static int get_device_index(struct coda_mount_data *data) { struct file *file; struct inode *inode; - int idx; + int idx, fput_needed; - if(data == NULL) { + if (data == NULL) { printk("coda_read_super: Bad mount data\n"); return -1; } - if(data->version != CODA_MOUNT_VERSION) { + if (data->version != CODA_MOUNT_VERSION) { printk("coda_read_super: Bad mount version\n"); return -1; } - file = fget(data->fd); - inode = NULL; - if(file) - inode = file->f_path.dentry->d_inode; - - if(!inode || !S_ISCHR(inode->i_mode) || - imajor(inode) != CODA_PSDEV_MAJOR) { - if(file) - fput(file); - - printk("coda_read_super: Bad file\n"); - return -1; + file = fget_light(data->fd, &fput_needed); + if (!file) + goto Ebadf; + inode = file->f_path.dentry->d_inode; + if (!S_ISCHR(inode->i_mode) || imajor(inode) != CODA_PSDEV_MAJOR) { + fput_light(file, fput_needed); + goto Ebadf; } idx = iminor(inode); - fput(file); + fput_light(file, fput_needed); - if(idx < 0 || idx >= MAX_CODADEVS) { + if (idx < 0 || idx >= MAX_CODADEVS) { printk("coda_read_super: Bad minor number\n"); return -1; } return idx; +Ebadf: + printk("coda_read_super: Bad file\n"); + return -1; } static int coda_fill_super(struct super_block *sb, void *data, int silent) |