panfrost: fix invalid memory access in get_equation_str()

Fixes: f55efb4ae68 ("panfrost: Convert to PIPE_BLEND enums internally")
Signed-off-by: Italo Nicola <italonicola@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24144>

diff --git a/src/panfrost/lib/pan_blend.c b/src/panfrost/lib/pan_blend.c
index adb8a97..52a6209 100644 (file)
--- a/src/panfrost/lib/pan_blend.c
+++ b/src/panfrost/lib/pan_blend.c
@@ -546,8 +546,9 @@ get_equation_str(const struct pan_blend_rt_state *rt_state, char *str,
       "add", "sub", "reverse_sub", "min", "max",
    };
    const char *factors[] = {
-      "one",           "src_color",   "src_alpha",   "dst_alpha",  "dst_color",
-      "src_alpha_sat", "const_color", "const_alpha", "src1_color", "src1_alpha",
+      "",           "one",           "src_color",   "src_alpha",   "dst_alpha",
+      "dst_color",  "src_alpha_sat", "const_color", "const_alpha", "src1_color",
+      "src1_alpha",
    };
    int ret;