diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-25 08:12:04 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-02-04 00:09:21 +0400 |
| commit | 9aae8fc05d2d130797be436eb7cae29c32710193 (patch) | |
| tree | 72edfb62025cb4afc2977b9171fcc05e0dd21363 /kernel/signal.c | |
| parent | 5cf22100229b855bc4559dccfd8d7cb7266f99f5 (diff) | |
| download | linux-9aae8fc05d2d130797be436eb7cae29c32710193.tar.xz | |
switch rt_tgsigqueueinfo to COMPAT_SYSCALL_DEFINE
C ABI violations on sparc, ppc and mips
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel/signal.c')
| -rw-r--r-- | kernel/signal.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index 93fd4b83d866..5a4aed1244fb 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -3030,7 +3030,7 @@ COMPAT_SYSCALL_DEFINE3(rt_sigqueueinfo, #endif #endif -long do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, siginfo_t *info) +static int do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, siginfo_t *info) { /* This is only valid for single tasks */ if (pid <= 0 || tgid <= 0) @@ -3060,6 +3060,21 @@ SYSCALL_DEFINE4(rt_tgsigqueueinfo, pid_t, tgid, pid_t, pid, int, sig, return do_rt_tgsigqueueinfo(tgid, pid, sig, &info); } +#ifdef CONFIG_COMPAT +COMPAT_SYSCALL_DEFINE4(rt_tgsigqueueinfo, + compat_pid_t, tgid, + compat_pid_t, pid, + int, sig, + struct compat_siginfo __user *, uinfo) +{ + siginfo_t info; + + if (copy_siginfo_from_user32(&info, uinfo)) + return -EFAULT; + return do_rt_tgsigqueueinfo(tgid, pid, sig, &info); +} +#endif + int do_sigaction(int sig, struct k_sigaction *act, struct k_sigaction *oact) { struct task_struct *t = current; |