diff options
| author | martin <martin@NetBSD.org> | 2022-08-03 11:11:31 +0000 |
|---|---|---|
| committer | martin <martin@NetBSD.org> | 2022-08-03 11:11:31 +0000 |
| commit | c0cbb295300c06ff7945a8867c3b48a4e30dcb6c (patch) | |
| tree | 469ab5d104a53979d171771f7497c81e40af2693 /sys/compat/linux/common/linux_mtio.c | |
| parent | 8644187dad7b54af091a9162382bb0b561d53fbc (diff) | |
Pull up following revision(s), all via patch
(requested by riastradh in ticket #1487):
sys/compat/linux/arch/i386/linux_machdep.c: revision 1.168
sys/compat/sunos/sunos_misc.c: revision 1.177
sys/compat/netbsd32/netbsd32_compat_50.c: revision 1.52
sys/compat/common/kern_resource_43.c: revision 1.23
sys/compat/netbsd32/netbsd32_conv.h: revision 1.46
sys/compat/linux/arch/i386/linux_ptrace.c: revision 1.35
sys/compat/common/vfs_syscalls_12.c: revision 1.38
sys/compat/ultrix/ultrix_misc.c: revision 1.126
sys/compat/common/kern_sig_43.c: revision 1.37
sys/compat/linux/common/linux_mtio.c: revision 1.8
sys/compat/freebsd/freebsd_misc.c: revision 1.34
sys/compat/freebsd/freebsd_machdep.c: revision 1.5
sys/compat/linux/common/linux_olduname.c: revision 1.67
sys/compat/linux/arch/mips/linux_machdep.c: revision 1.44
sys/compat/freebsd/freebsd_sched.c: revision 1.23
sys/compat/ossaudio/ossaudio.c: revision 1.84
sys/compat/sys/time_types.h: revision 1.6
sys/compat/linux/arch/powerpc/linux_machdep.c: revision 1.51
sys/compat/common/ieee80211_20.c: revision 1.7
sys/compat/linux/common/linux_file.c: revision 1.119
sys/compat/linux/arch/arm/linux_machdep.c: revision 1.34
sys/compat/netbsd32/netbsd32_wait.c: revision 1.25
sys/compat/linux32/common/linux32_time.c: revision 1.38
sys/compat/linux/arch/powerpc/linux_ptrace.c: revision 1.33
sys/compat/linux/arch/alpha/linux_machdep.c: revision 1.52
sys/compat/linux32/arch/amd64/linux32_machdep.c: revision 1.46
sys/compat/netbsd32/netbsd32_compat_12.c: revision 1.36
sys/compat/ultrix/ultrix_ioctl.c: revision 1.39
sys/compat/linux/common/linux_misc.c: revision 1.252
sys/compat/linux/common/linux_hdio.c: revision 1.19
sys/compat/sunos/sunos_ioctl.c: revision 1.71
sys/compat/linux/common/linux_sched.c: revision 1.79
sys/compat/common/kern_info_43.c: revision 1.40
sys/compat/linux32/common/linux32_exec_elf32.c: revision 1.20
sys/compat/linux/common/linux_socket.c: revision 1.153
sys/compat/linux/arch/amd64/linux_machdep.c: revision 1.60
sys/compat/common/vfs_syscalls_43.c: revision 1.68
sys/compat/linux/arch/powerpc/linux_exec_powerpc.c: revision 1.25
sys/compat/netbsd32/netbsd32_ptrace.c: revision 1.9
sys/compat/common/kern_time_50.c: revision 1.37
sys/compat/netbsd32/netbsd32_compat_20.c: revision 1.42
sys/compat/linux/common/linux_cdrom.c: revision 1.28
sys/compat/linux/arch/m68k/linux_machdep.c: revision 1.43
sys/compat/common/kern_info_09.c: revision 1.22
sys/compat/linux32/common/linux32_resource.c: revision 1.12
sys/compat/linux/common/linux_oldolduname.c: revision 1.67
sys/compat/common/if_media_80.c: revision 1.4
sys/compat/linux/arch/alpha/linux_osf1.c: revision 1.5
sys/compat/netbsd32/netbsd32_nfssvc.c: revision 1.8
sys/compat/linux32/common/linux32_signal.c: revision 1.21
sys/compat/common/kern_sig_13.c: revision 1.22
sys/compat/sunos32/sunos32_ioctl.c: revision 1.36
sys/compat/netbsd32/netbsd32_compat_43.c: revision 1.62
sys/compat/linux/arch/arm/linux_ptrace.c: revision 1.23
sys/compat/netbsd32/netbsd32_time.c: revision 1.56
sys/compat/linux/common/linux_signal.c: revision 1.84
sys/compat/netbsd32/netbsd32_signal.c: revision 1.52
sys/compat/sunos32/sunos32_misc.c: revision 1.85
sys/compat/linux/common/linux_time.c: revision 1.40
sys/compat/linux/common/linux_fdio.c: revision 1.14
sys/compat/common/vfs_syscalls_30.c: revision 1.43
sys/compat: Memset zero before copyout.
Just in case of uninitialized padding which would lead to kernel
stack disclosure. If the compiler can prove the memset redundant
then it can optimize it away; otherwise better safe than sorry.
Diffstat (limited to 'sys/compat/linux/common/linux_mtio.c')
| -rw-r--r-- | sys/compat/linux/common/linux_mtio.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/compat/linux/common/linux_mtio.c b/sys/compat/linux/common/linux_mtio.c index b92051d65f2..7e47bff2274 100644 --- a/sys/compat/linux/common/linux_mtio.c +++ b/sys/compat/linux/common/linux_mtio.c @@ -1,4 +1,4 @@ -/* $NetBSD: linux_mtio.c,v 1.7 2008/03/21 21:54:58 ad Exp $ */ +/* $NetBSD: linux_mtio.c,v 1.7.96.1 2022/08/03 11:11:32 martin Exp $ */ /* * Copyright (c) 2005 Soren S. Jorvang. All rights reserved. @@ -26,7 +26,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: linux_mtio.c,v 1.7 2008/03/21 21:54:58 ad Exp $"); +__KERNEL_RCSID(0, "$NetBSD: linux_mtio.c,v 1.7.96.1 2022/08/03 11:11:32 martin Exp $"); #include <sys/param.h> #include <sys/systm.h> @@ -106,6 +106,7 @@ linux_ioctl_mtio(struct lwp *l, const struct linux_sys_ioctl_args *uap, error = ioctlf(fp, MTIOCTOP, &mt); break; case LINUX_MTIOCGET: + memset(&lmtget, 0, sizeof(lmtget)); lmtget.mt_type = LINUX_MT_ISUNKNOWN; lmtget.mt_resid = 0; lmtget.mt_dsreg = 0; |
