From a406f1947978e5db32615aeea095eab6a5bc19b1 Mon Sep 17 00:00:00 2001 From: Simon Ser Date: Wed, 27 Jan 2021 21:12:19 +0100 Subject: [PATCH] render/egl: fix NULL dereference when using llvmpipe Fixes: 6becc69ec90c ("render/egl: fail to create wlr_egl on software renderer") --- render/egl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/render/egl.c b/render/egl.c index 2eea387b..8be8e008 100644 --- a/render/egl.c +++ b/render/egl.c @@ -274,7 +274,7 @@ struct wlr_egl *wlr_egl_create(EGLenum platform, void *remote_display, if (check_egl_ext(device_exts_str, "EGL_MESA_device_software")) { const char *allow_software = getenv("WLR_RENDERER_ALLOW_SOFTWARE"); - if (strcmp(allow_software, "1") == 0) { + if (allow_software != NULL && strcmp(allow_software, "1") == 0) { wlr_log(WLR_INFO, "Using software rendering"); } else { wlr_log(WLR_ERROR, "Software rendering detected, please use "