diff options
Diffstat (limited to 'fs/smbfs/file.c')
| -rw-r--r-- | fs/smbfs/file.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/smbfs/file.c b/fs/smbfs/file.c index 2611ceb61..cfb2d82da 100644 --- a/fs/smbfs/file.c +++ b/fs/smbfs/file.c @@ -14,6 +14,7 @@ #include <linux/mm.h> #include <linux/malloc.h> #include <linux/pagemap.h> +#include <linux/smp_lock.h> #include <asm/uaccess.h> #include <asm/system.h> @@ -271,8 +272,11 @@ static long smb_write_one_page(struct file *file, struct page *page, unsigned lo bytes -= copy_from_user((u8*)page_address(page) + offset, buf, bytes); status = -EFAULT; - if (bytes) + if (bytes) { + lock_kernel(); status = smb_updatepage(file, page, offset, bytes); + unlock_kernel(); + } return status; } @@ -406,6 +410,5 @@ struct inode_operations smb_file_inode_operations = NULL, /* truncate */ smb_file_permission, /* permission */ NULL, /* smap */ - NULL, /* updatepage */ smb_revalidate_inode, /* revalidate */ }; |