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Diffstat (limited to 'arch/x86_64/ia32/sys_ia32.c')
-rw-r--r--arch/x86_64/ia32/sys_ia32.c52
1 files changed, 29 insertions, 23 deletions
diff --git a/arch/x86_64/ia32/sys_ia32.c b/arch/x86_64/ia32/sys_ia32.c
index 9c13099..b0e82c7 100644
--- a/arch/x86_64/ia32/sys_ia32.c
+++ b/arch/x86_64/ia32/sys_ia32.c
@@ -60,6 +60,7 @@
#include <linux/highuid.h>
#include <linux/vmalloc.h>
#include <linux/fsnotify.h>
+#include <linux/sysctl.h>
#include <asm/mman.h>
#include <asm/types.h>
#include <asm/uaccess.h>
@@ -389,7 +390,9 @@ sys32_rt_sigprocmask(int how, compat_sigset_t __user *set,
}
}
set_fs (KERNEL_DS);
- ret = sys_rt_sigprocmask(how, set ? &s : NULL, oset ? &s : NULL,
+ ret = sys_rt_sigprocmask(how,
+ set ? (sigset_t __user *)&s : NULL,
+ oset ? (sigset_t __user *)&s : NULL,
sigsetsize);
set_fs (old_fs);
if (ret) return ret;
@@ -541,7 +544,7 @@ sys32_sysinfo(struct sysinfo32 __user *info)
int bitcount = 0;
set_fs (KERNEL_DS);
- ret = sys_sysinfo(&s);
+ ret = sys_sysinfo((struct sysinfo __user *)&s);
set_fs (old_fs);
/* Check to see if any memory value is too large for 32-bit and scale
@@ -589,7 +592,7 @@ sys32_sched_rr_get_interval(compat_pid_t pid, struct compat_timespec __user *int
mm_segment_t old_fs = get_fs ();
set_fs (KERNEL_DS);
- ret = sys_sched_rr_get_interval(pid, &t);
+ ret = sys_sched_rr_get_interval(pid, (struct timespec __user *)&t);
set_fs (old_fs);
if (put_compat_timespec(&t, interval))
return -EFAULT;
@@ -605,7 +608,7 @@ sys32_rt_sigpending(compat_sigset_t __user *set, compat_size_t sigsetsize)
mm_segment_t old_fs = get_fs();
set_fs (KERNEL_DS);
- ret = sys_rt_sigpending(&s, sigsetsize);
+ ret = sys_rt_sigpending((sigset_t __user *)&s, sigsetsize);
set_fs (old_fs);
if (!ret) {
switch (_NSIG_WORDS) {
@@ -630,7 +633,7 @@ sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo)
if (copy_siginfo_from_user32(&info, uinfo))
return -EFAULT;
set_fs (KERNEL_DS);
- ret = sys_rt_sigqueueinfo(pid, sig, &info);
+ ret = sys_rt_sigqueueinfo(pid, sig, (siginfo_t __user *)&info);
set_fs (old_fs);
return ret;
}
@@ -666,9 +669,6 @@ sys32_sysctl(struct sysctl_ia32 __user *args32)
size_t oldlen;
int __user *namep;
long ret;
- extern int do_sysctl(int *name, int nlen, void *oldval, size_t *oldlenp,
- void *newval, size_t newlen);
-
if (copy_from_user(&a32, args32, sizeof (a32)))
return -EFAULT;
@@ -692,7 +692,8 @@ sys32_sysctl(struct sysctl_ia32 __user *args32)
set_fs(KERNEL_DS);
lock_kernel();
- ret = do_sysctl(namep, a32.nlen, oldvalp, &oldlen, newvalp, (size_t) a32.newlen);
+ ret = do_sysctl(namep, a32.nlen, oldvalp, (size_t __user *)&oldlen,
+ newvalp, (size_t) a32.newlen);
unlock_kernel();
set_fs(old_fs);
@@ -743,7 +744,8 @@ sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, s32 count)
return -EFAULT;
set_fs(KERNEL_DS);
- ret = sys_sendfile(out_fd, in_fd, offset ? &of : NULL, count);
+ ret = sys_sendfile(out_fd, in_fd, offset ? (off_t __user *)&of : NULL,
+ count);
set_fs(old_fs);
if (offset && put_user(of, offset))
@@ -778,7 +780,7 @@ asmlinkage long sys32_mmap2(unsigned long addr, unsigned long len,
asmlinkage long sys32_olduname(struct oldold_utsname __user * name)
{
- int error;
+ int err;
if (!name)
return -EFAULT;
@@ -787,27 +789,31 @@ asmlinkage long sys32_olduname(struct oldold_utsname __user * name)
down_read(&uts_sem);
- error = __copy_to_user(&name->sysname,&system_utsname.sysname,__OLD_UTS_LEN);
- __put_user(0,name->sysname+__OLD_UTS_LEN);
- __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN);
- __put_user(0,name->nodename+__OLD_UTS_LEN);
- __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN);
- __put_user(0,name->release+__OLD_UTS_LEN);
- __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN);
- __put_user(0,name->version+__OLD_UTS_LEN);
+ err = __copy_to_user(&name->sysname,&system_utsname.sysname,
+ __OLD_UTS_LEN);
+ err |= __put_user(0,name->sysname+__OLD_UTS_LEN);
+ err |= __copy_to_user(&name->nodename,&system_utsname.nodename,
+ __OLD_UTS_LEN);
+ err |= __put_user(0,name->nodename+__OLD_UTS_LEN);
+ err |= __copy_to_user(&name->release,&system_utsname.release,
+ __OLD_UTS_LEN);
+ err |= __put_user(0,name->release+__OLD_UTS_LEN);
+ err |= __copy_to_user(&name->version,&system_utsname.version,
+ __OLD_UTS_LEN);
+ err |= __put_user(0,name->version+__OLD_UTS_LEN);
{
char *arch = "x86_64";
if (personality(current->personality) == PER_LINUX32)
arch = "i686";
- __copy_to_user(&name->machine,arch,strlen(arch)+1);
+ err |= __copy_to_user(&name->machine,arch,strlen(arch)+1);
}
up_read(&uts_sem);
- error = error ? -EFAULT : 0;
+ err = err ? -EFAULT : 0;
- return error;
+ return err;
}
long sys32_uname(struct old_utsname __user * name)
@@ -831,7 +837,7 @@ long sys32_ustat(unsigned dev, struct ustat32 __user *u32p)
seg = get_fs();
set_fs(KERNEL_DS);
- ret = sys_ustat(dev,&u);
+ ret = sys_ustat(dev, (struct ustat __user *)&u);
set_fs(seg);
if (ret >= 0) {
if (!access_ok(VERIFY_WRITE,u32p,sizeof(struct ustat32)) ||
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