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Fix a missing set of parantheses that could cause recent versions of libthr

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to crash deferencing a NULL pointer to the user context on powerpc64
systems with COMPAT_FREEBSD32 defined.
This commit is contained in:
Nathan Whitehorn 2010-09-13 22:50:05 +00:00
parent f6ff063a6e
commit 07ae21bae9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=212586
1 changed files with 2 additions and 2 deletions
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4
sys/powerpc/powerpc/exec_machdep.c
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@ -251,9 +251,9 @@ sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask)
tf->fixreg[FIRSTARG] = sig;
#ifdef COMPAT_FREEBSD32
tf->fixreg[FIRSTARG+2] = (register_t)usfp +
(p->p_sysent->sv_flags & SV_ILP32) ?
((p->p_sysent->sv_flags & SV_ILP32) ?
offsetof(struct sigframe32, sf_uc) :
offsetof(struct sigframe, sf_uc);
offsetof(struct sigframe, sf_uc));
#else
tf->fixreg[FIRSTARG+2] = (register_t)usfp +
offsetof(struct sigframe, sf_uc);