diff options
author | Pierre Moreau <pierre.morrow@free.fr> | 2017-02-18 18:51:50 +0100 |
---|---|---|
committer | Samuel Pitoiset <samuel.pitoiset@gmail.com> | 2017-03-09 12:42:46 +0100 |
commit | 655c395f65b79bc05259d3ee4887f147d94b243c (patch) | |
tree | 209e1c2d08d4e4f91f1631ec81cd43e52eaab03b | |
parent | d54b4986946c306e7efb91cdc54227dfe3c90895 (diff) |
nv50/ir: check for origin insn in findOriginForTestWithZero
Function arguments do not have an "origin" instruction, causing a
NULL-pointer dereference without this check.
Signed-off-by: Pierre Moreau <pierre.morrow@free.fr>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
-rw-r--r-- | src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp index 79403c93dfd..d358abc5bd7 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp @@ -410,6 +410,8 @@ ConstantFolding::findOriginForTestWithZero(Value *value) if (!value) return NULL; Instruction *insn = value->getInsn(); + if (!insn) + return NULL; if (insn->asCmp() && insn->op != OP_SLCT) return insn->asCmp(); |