svn commit: r326811 - head/sys/cddl/contrib/opensolaris/uts/powerpc/dtrace

[Mark Johnston]

Author: markj
Date: Tue Dec 12 20:41:11 2017
New Revision: 326811
URL: https://svnweb.freebsd.org/changeset/base/326811

Log:
  Correct initialization of pc on powerpc.
  
  PR:           224293
  Submitted by: Breno Leitao <breno.lei...@gmail.com>
  X-MFC with:   r326774
  Pointy hat:   markj

Modified:
  head/sys/cddl/contrib/opensolaris/uts/powerpc/dtrace/fasttrap_isa.c

Modified: head/sys/cddl/contrib/opensolaris/uts/powerpc/dtrace/fasttrap_isa.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/powerpc/dtrace/fasttrap_isa.c Tue Dec 
12 20:28:54 2017        (r326810)
+++ head/sys/cddl/contrib/opensolaris/uts/powerpc/dtrace/fasttrap_isa.c Tue Dec 
12 20:41:11 2017        (r326811)
@@ -333,7 +333,7 @@ fasttrap_pid_probe(struct trapframe *frame)
        struct reg reg, *rp;
        struct rm_priotracker tracker;
        proc_t *p = curproc;
-       uintptr_t pc = rp->pc;
+       uintptr_t pc;
        uintptr_t new_pc = 0;
        fasttrap_bucket_t *bucket;
        fasttrap_tracepoint_t *tp, tp_local;
@@ -343,6 +343,7 @@ fasttrap_pid_probe(struct trapframe *frame)
 
        fill_regs(curthread, &reg);
        rp = &reg;
+       pc = rp->pc;
 
        /*
         * It's possible that a user (in a veritable orgy of bad planning)
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