diff options
Diffstat (limited to 'arch/sparc/kernel')
-rw-r--r-- | arch/sparc/kernel/sys_sparc32.c | 57 | ||||
-rw-r--r-- | arch/sparc/kernel/systbls_64.S | 2 |
2 files changed, 1 insertions, 58 deletions
diff --git a/arch/sparc/kernel/sys_sparc32.c b/arch/sparc/kernel/sys_sparc32.c index 04e28b2671c8..f862372074bc 100644 --- a/arch/sparc/kernel/sys_sparc32.c +++ b/arch/sparc/kernel/sys_sparc32.c | |||
@@ -591,63 +591,6 @@ out: | |||
591 | return ret; | 591 | return ret; |
592 | } | 592 | } |
593 | 593 | ||
594 | struct __sysctl_args32 { | ||
595 | u32 name; | ||
596 | int nlen; | ||
597 | u32 oldval; | ||
598 | u32 oldlenp; | ||
599 | u32 newval; | ||
600 | u32 newlen; | ||
601 | u32 __unused[4]; | ||
602 | }; | ||
603 | |||
604 | asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args) | ||
605 | { | ||
606 | #ifndef CONFIG_SYSCTL_SYSCALL | ||
607 | return -ENOSYS; | ||
608 | #else | ||
609 | struct __sysctl_args32 tmp; | ||
610 | int error; | ||
611 | size_t oldlen, __user *oldlenp = NULL; | ||
612 | unsigned long addr = (((unsigned long)&args->__unused[0]) + 7UL) & ~7UL; | ||
613 | |||
614 | if (copy_from_user(&tmp, args, sizeof(tmp))) | ||
615 | return -EFAULT; | ||
616 | |||
617 | if (tmp.oldval && tmp.oldlenp) { | ||
618 | /* Duh, this is ugly and might not work if sysctl_args | ||
619 | is in read-only memory, but do_sysctl does indirectly | ||
620 | a lot of uaccess in both directions and we'd have to | ||
621 | basically copy the whole sysctl.c here, and | ||
622 | glibc's __sysctl uses rw memory for the structure | ||
623 | anyway. */ | ||
624 | if (get_user(oldlen, (u32 __user *)(unsigned long)tmp.oldlenp) || | ||
625 | put_user(oldlen, (size_t __user *)addr)) | ||
626 | return -EFAULT; | ||
627 | oldlenp = (size_t __user *)addr; | ||
628 | } | ||
629 | |||
630 | lock_kernel(); | ||
631 | error = do_sysctl((int __user *)(unsigned long) tmp.name, | ||
632 | tmp.nlen, | ||
633 | (void __user *)(unsigned long) tmp.oldval, | ||
634 | oldlenp, | ||
635 | (void __user *)(unsigned long) tmp.newval, | ||
636 | tmp.newlen); | ||
637 | unlock_kernel(); | ||
638 | if (oldlenp) { | ||
639 | if (!error) { | ||
640 | if (get_user(oldlen, (size_t __user *)addr) || | ||
641 | put_user(oldlen, (u32 __user *)(unsigned long) tmp.oldlenp)) | ||
642 | error = -EFAULT; | ||
643 | } | ||
644 | if (copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused))) | ||
645 | error = -EFAULT; | ||
646 | } | ||
647 | return error; | ||
648 | #endif | ||
649 | } | ||
650 | |||
651 | long sys32_lookup_dcookie(unsigned long cookie_high, | 594 | long sys32_lookup_dcookie(unsigned long cookie_high, |
652 | unsigned long cookie_low, | 595 | unsigned long cookie_low, |
653 | char __user *buf, size_t len) | 596 | char __user *buf, size_t len) |
diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S index 009825f6e73c..034b10e0d4b0 100644 --- a/arch/sparc/kernel/systbls_64.S +++ b/arch/sparc/kernel/systbls_64.S | |||
@@ -68,7 +68,7 @@ sys_call_table32: | |||
68 | .word compat_sys_fstatfs64, sys_llseek, sys_mlock, sys_munlock, sys32_mlockall | 68 | .word compat_sys_fstatfs64, sys_llseek, sys_mlock, sys_munlock, sys32_mlockall |
69 | /*240*/ .word sys_munlockall, sys32_sched_setparam, sys32_sched_getparam, sys32_sched_setscheduler, sys32_sched_getscheduler | 69 | /*240*/ .word sys_munlockall, sys32_sched_setparam, sys32_sched_getparam, sys32_sched_setscheduler, sys32_sched_getscheduler |
70 | .word sys_sched_yield, sys32_sched_get_priority_max, sys32_sched_get_priority_min, sys32_sched_rr_get_interval, compat_sys_nanosleep | 70 | .word sys_sched_yield, sys32_sched_get_priority_max, sys32_sched_get_priority_min, sys32_sched_rr_get_interval, compat_sys_nanosleep |
71 | /*250*/ .word sys32_mremap, sys32_sysctl, sys32_getsid, sys_fdatasync, sys32_nfsservctl | 71 | /*250*/ .word sys32_mremap, compat_sys_sysctl, sys32_getsid, sys_fdatasync, sys32_nfsservctl |
72 | .word sys32_sync_file_range, compat_sys_clock_settime, compat_sys_clock_gettime, compat_sys_clock_getres, sys32_clock_nanosleep | 72 | .word sys32_sync_file_range, compat_sys_clock_settime, compat_sys_clock_gettime, compat_sys_clock_getres, sys32_clock_nanosleep |
73 | /*260*/ .word compat_sys_sched_getaffinity, compat_sys_sched_setaffinity, sys32_timer_settime, compat_sys_timer_gettime, sys_timer_getoverrun | 73 | /*260*/ .word compat_sys_sched_getaffinity, compat_sys_sched_setaffinity, sys32_timer_settime, compat_sys_timer_gettime, sys_timer_getoverrun |
74 | .word sys_timer_delete, compat_sys_timer_create, sys_ni_syscall, compat_sys_io_setup, sys_io_destroy | 74 | .word sys_timer_delete, compat_sys_timer_create, sys_ni_syscall, compat_sys_io_setup, sys_io_destroy |