From ca013e945b1ba5828b151ee646946f1297b67a4c Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Wed, 14 Jan 2009 14:14:19 +0100 Subject: [PATCH] [CVE-2009-0029] System call wrappers part 17 Signed-off-by: Heiko Carstens --- fs/open.c | 16 +++++++--------- kernel/uid16.c | 6 +++--- 2 files changed, 10 insertions(+), 12 deletions(-) diff --git a/fs/open.c b/fs/open.c index 293408b1c165..4a6d80064746 100644 --- a/fs/open.c +++ b/fs/open.c @@ -517,7 +517,7 @@ out: return res; } -asmlinkage long sys_access(const char __user *filename, int mode) +SYSCALL_DEFINE2(access, const char __user *, filename, int, mode) { return sys_faccessat(AT_FDCWD, filename, mode); } @@ -688,7 +688,7 @@ static int chown_common(struct dentry * dentry, uid_t user, gid_t group) return error; } -asmlinkage long sys_chown(const char __user * filename, uid_t user, gid_t group) +SYSCALL_DEFINE3(chown, const char __user *, filename, uid_t, user, gid_t, group) { struct path path; int error; @@ -732,7 +732,7 @@ out: return error; } -asmlinkage long sys_lchown(const char __user * filename, uid_t user, gid_t group) +SYSCALL_DEFINE3(lchown, const char __user *, filename, uid_t, user, gid_t, group) { struct path path; int error; @@ -751,8 +751,7 @@ out: return error; } - -asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group) +SYSCALL_DEFINE3(fchown, unsigned int, fd, uid_t, user, gid_t, group) { struct file * file; int error = -EBADF; @@ -1048,7 +1047,7 @@ long do_sys_open(int dfd, const char __user *filename, int flags, int mode) return fd; } -asmlinkage long sys_open(const char __user *filename, int flags, int mode) +SYSCALL_DEFINE3(open, const char __user *, filename, int, flags, int, mode) { long ret; @@ -1117,7 +1116,7 @@ EXPORT_SYMBOL(filp_close); * releasing the fd. This ensures that one clone task can't release * an fd while another clone is opening it. */ -asmlinkage long sys_close(unsigned int fd) +SYSCALL_DEFINE1(close, unsigned int, fd) { struct file * filp; struct files_struct *files = current->files; @@ -1150,14 +1149,13 @@ out_unlock: spin_unlock(&files->file_lock); return -EBADF; } - EXPORT_SYMBOL(sys_close); /* * This routine simulates a hangup on the tty, to arrange that users * are given clean terminals at login time. */ -asmlinkage long sys_vhangup(void) +SYSCALL_DEFINE0(vhangup) { if (capable(CAP_SYS_TTY_CONFIG)) { tty_vhangup_self(); diff --git a/kernel/uid16.c b/kernel/uid16.c index 2460c3199b5a..37f48c049a2a 100644 --- a/kernel/uid16.c +++ b/kernel/uid16.c @@ -17,7 +17,7 @@ #include -asmlinkage long sys_chown16(const char __user * filename, old_uid_t user, old_gid_t group) +SYSCALL_DEFINE3(chown16, const char __user *, filename, old_uid_t, user, old_gid_t, group) { long ret = sys_chown(filename, low2highuid(user), low2highgid(group)); /* avoid REGPARM breakage on x86: */ @@ -25,7 +25,7 @@ asmlinkage long sys_chown16(const char __user * filename, old_uid_t user, old_gi return ret; } -asmlinkage long sys_lchown16(const char __user * filename, old_uid_t user, old_gid_t group) +SYSCALL_DEFINE3(lchown16, const char __user *, filename, old_uid_t, user, old_gid_t, group) { long ret = sys_lchown(filename, low2highuid(user), low2highgid(group)); /* avoid REGPARM breakage on x86: */ @@ -33,7 +33,7 @@ asmlinkage long sys_lchown16(const char __user * filename, old_uid_t user, old_g return ret; } -asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group) +SYSCALL_DEFINE3(fchown16, unsigned int, fd, old_uid_t, user, old_gid_t, group) { long ret = sys_fchown(fd, low2highuid(user), low2highgid(group)); /* avoid REGPARM breakage on x86: */ -- 2.20.1