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bzero() the sigframe before we fill it. This was not done at all in

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linux_rt_sendsig() and only done for the fpstate in linux_sendsig().
This commit is contained in:
Marcel Moolenaar 2002-11-02 07:41:04 +00:00
parent c1fd52ba74
commit 99d45c5f9d
1 changed files with 4 additions and 3 deletions
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7
sys/i386/linux/linux_sysvec.c
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@ -299,6 +299,8 @@ linux_rt_sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code)
if (sig <= p->p_sysent->sv_sigsize)
sig = p->p_sysent->sv_sigtbl[_SIG_IDX(sig)];
bzero(&frame, sizeof(frame));
frame.sf_handler = catcher;
frame.sf_sig = sig;
frame.sf_siginfo = &fp->sf_si;
@ -391,7 +393,6 @@ linux_rt_sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code)
* frame pointer, it returns to the user
* specified pc, psl.
*/
static void
linux_sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code)
{
@ -436,6 +437,8 @@ linux_sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code)
if (sig <= p->p_sysent->sv_sigsize)
sig = p->p_sysent->sv_sigtbl[_SIG_IDX(sig)];
bzero(&frame, sizeof(frame));
frame.sf_handler = catcher;
frame.sf_sig = sig;
@ -464,8 +467,6 @@ linux_sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code)
frame.sf_sc.sc_err = regs->tf_err;
frame.sf_sc.sc_trapno = bsd_to_linux_trapcode(code);
bzero(&frame.sf_fpstate, sizeof(struct l_fpstate));
for (i = 0; i < (LINUX_NSIG_WORDS-1); i++)
frame.sf_extramask[i] = lmask.__bits[i+1];