diff options
| author | Eric Anholt <eric@anholt.net> | 2009-11-20 21:42:06 +0100 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-11-20 21:46:48 +0100 |
| commit | c4e8918cd248189d43cdc8df9f9f0450040261c5 (patch) | |
| tree | 1c4a1894408e6a18ef90717a11be6134d8c19ff6 /src/mesa/shader | |
| parent | 48deddaa6f81e58f0ad6ab1c6cbd31c0184a0a3b (diff) | |
mesa: Fix NULL deref in optimizer when NumInstructions == 0.
Bug #24984.
Diffstat (limited to 'src/mesa/shader')
| -rw-r--r-- | src/mesa/shader/prog_optimize.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/shader/prog_optimize.c b/src/mesa/shader/prog_optimize.c index 3d28d885a4..4fe351251e 100644 --- a/src/mesa/shader/prog_optimize.c +++ b/src/mesa/shader/prog_optimize.c @@ -443,7 +443,7 @@ _mesa_remove_extra_move_use(struct gl_program *prog) * FOO tmpY, arg0, arg1; */ - for (i = 0; i < prog->NumInstructions - 1; i++) { + for (i = 0; i + 1 < prog->NumInstructions; i++) { const struct prog_instruction *mov = prog->Instructions + i; if (mov->Opcode != OPCODE_MOV || |