diff options
| author | John Baldwin <jhb@FreeBSD.org> | 2020-04-21 17:38:07 +0000 |
|---|---|---|
| committer | John Baldwin <jhb@FreeBSD.org> | 2020-04-21 17:38:07 +0000 |
| commit | 5c4309b4749d3984eb64e8d2f16408e5cee9ff4b (patch) | |
| tree | b33afb78dc75eb671c79982377f2c3d71dbc2b9f /sys/cddl/dev/dtrace | |
| parent | 0c0119856bcaa27c3d2aa5c0c4a1dd614e0a0eac (diff) | |
Notes
Diffstat (limited to 'sys/cddl/dev/dtrace')
| -rw-r--r-- | sys/cddl/dev/dtrace/mips/dtrace_subr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/cddl/dev/dtrace/mips/dtrace_subr.c b/sys/cddl/dev/dtrace/mips/dtrace_subr.c index 56ae129370fdf..c5ebe778b82d0 100644 --- a/sys/cddl/dev/dtrace/mips/dtrace_subr.c +++ b/sys/cddl/dev/dtrace/mips/dtrace_subr.c @@ -251,6 +251,9 @@ dtrace_invop_start(struct trapframe *frame) int invop; invop = dtrace_invop(frame->pc, frame, frame->pc); + if (invop == 0) + return (-1); + offs = (invop & LDSD_DATA_MASK); sp = (register_t *)((uint8_t *)frame->sp + offs); |