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-rw-r--r--arch/x86_64/ia32/sys_ia32.c28
1 files changed, 16 insertions, 12 deletions
diff --git a/arch/x86_64/ia32/sys_ia32.c b/arch/x86_64/ia32/sys_ia32.c
index 33cd0a4fe388..b0e82c7947dc 100644
--- a/arch/x86_64/ia32/sys_ia32.c
+++ b/arch/x86_64/ia32/sys_ia32.c
@@ -780,7 +780,7 @@ asmlinkage long sys32_mmap2(unsigned long addr, unsigned long len,
780 780
781asmlinkage long sys32_olduname(struct oldold_utsname __user * name) 781asmlinkage long sys32_olduname(struct oldold_utsname __user * name)
782{ 782{
783 int error; 783 int err;
784 784
785 if (!name) 785 if (!name)
786 return -EFAULT; 786 return -EFAULT;
@@ -789,27 +789,31 @@ asmlinkage long sys32_olduname(struct oldold_utsname __user * name)
789 789
790 down_read(&uts_sem); 790 down_read(&uts_sem);
791 791
792 error = __copy_to_user(&name->sysname,&system_utsname.sysname,__OLD_UTS_LEN); 792 err = __copy_to_user(&name->sysname,&system_utsname.sysname,
793 __put_user(0,name->sysname+__OLD_UTS_LEN); 793 __OLD_UTS_LEN);
794 __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN); 794 err |= __put_user(0,name->sysname+__OLD_UTS_LEN);
795 __put_user(0,name->nodename+__OLD_UTS_LEN); 795 err |= __copy_to_user(&name->nodename,&system_utsname.nodename,
796 __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN); 796 __OLD_UTS_LEN);
797 __put_user(0,name->release+__OLD_UTS_LEN); 797 err |= __put_user(0,name->nodename+__OLD_UTS_LEN);
798 __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN); 798 err |= __copy_to_user(&name->release,&system_utsname.release,
799 __put_user(0,name->version+__OLD_UTS_LEN); 799 __OLD_UTS_LEN);
800 err |= __put_user(0,name->release+__OLD_UTS_LEN);
801 err |= __copy_to_user(&name->version,&system_utsname.version,
802 __OLD_UTS_LEN);
803 err |= __put_user(0,name->version+__OLD_UTS_LEN);
800 { 804 {
801 char *arch = "x86_64"; 805 char *arch = "x86_64";
802 if (personality(current->personality) == PER_LINUX32) 806 if (personality(current->personality) == PER_LINUX32)
803 arch = "i686"; 807 arch = "i686";
804 808
805 __copy_to_user(&name->machine,arch,strlen(arch)+1); 809 err |= __copy_to_user(&name->machine,arch,strlen(arch)+1);
806 } 810 }
807 811
808 up_read(&uts_sem); 812 up_read(&uts_sem);
809 813
810 error = error ? -EFAULT : 0; 814 err = err ? -EFAULT : 0;
811 815
812 return error; 816 return err;
813} 817}
814 818
815long sys32_uname(struct old_utsname __user * name) 819long sys32_uname(struct old_utsname __user * name)