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| author | gallatin <gallatin@FreeBSD.org> | 2000-10-31 03:10:41 +0000 |
|---|---|---|
| committer | gallatin <gallatin@FreeBSD.org> | 2000-10-31 03:10:41 +0000 |
| commit | cee4034456967e46ced4ff64ed385774d34cf273 (patch) | |
| tree | 20e33f207a1c0a21bfdb2734eb0dc15b538a9de5 /sys | |
| parent | 7ad8d8216987f50d555e46240206524b6673acd8 (diff) | |
| download | FreeBSD-src-cee4034456967e46ced4ff64ed385774d34cf273.zip FreeBSD-src-cee4034456967e46ced4ff64ed385774d34cf273.tar.gz | |
fix the sigaltstack hack by lowering the stack size to the original value
if the request was for less than MINSIGSTKSZ (in which case we "round up").
discussed with: marcel
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/i386/linux/linux_machdep.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/i386/linux/linux_machdep.c b/sys/i386/linux/linux_machdep.c index 4917f61..3744e11 100644 --- a/sys/i386/linux/linux_machdep.c +++ b/sys/i386/linux/linux_machdep.c @@ -687,6 +687,8 @@ linux_sigaltstack(p, uap) lss.ss_flags = bsd_to_linux_sigaltstack(oss->ss_flags); error = copyout(&lss, uap->uoss, sizeof(linux_stack_t)); } + if (!error && (ss != NULL) && (lss.ss_size < ss->ss_size)) + p->p_sigstk.ss_size = lss.ss_size; return (error); } |
