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fix the sigaltstack hack by lowering the stack size to the original value

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if the request was for less than MINSIGSTKSZ (in which case we "round up").
discussed with: marcel
This commit is contained in:
Andrew Gallatin 2000-10-31 03:10:41 +00:00
parent fbf0385368
commit 84aa58ab03
1 changed files with 2 additions and 0 deletions
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2
sys/i386/linux/linux_machdep.c
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@ -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);
}