X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=fs%2Fcompat.c;h=797368739cefbc29b991f4759b5aab7c99b492f9;hb=c469b50b11a8eaa1dc314687c2b6030c8fdea5b7;hp=55cf4051493b0379a5eb61fbdfc0b92409b9b66d;hpb=67da514125f23d27bd45d41e330ef14b6206fe69;p=linux-2.6.git

diff --git a/fs/compat.c b/fs/compat.c
index 55cf40514..797368739 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -873,7 +873,7 @@ asmlinkage long compat_sys_mount(char __user * dev_name, char __user * dir_name,
 
 	retval = -EINVAL;
 
-	if (type_page) {
+	if (type_page && data_page) {
 		if (!strcmp((char *)type_page, SMBFS_NAME)) {
 			do_smb_super_data_conv((void *)data_page);
 		} else if (!strcmp((char *)type_page, NCPFS_NAME)) {