diff options
Diffstat (limited to 'video/out/gl_common.c')
| -rw-r--r-- | video/out/gl_common.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/video/out/gl_common.c b/video/out/gl_common.c index 577b24abec..a059c4dc48 100644 --- a/video/out/gl_common.c +++ b/video/out/gl_common.c @@ -342,11 +342,15 @@ void mpgl_load_functions2(GL *gl, void *(*get_fn)(void *ctx, const char *n), int major = 0, minor = 0; const char *version_string = gl->GetString(GL_VERSION); + if (!version_string) + goto error; + mp_verbose(log, "GL_VERSION='%s'\n", version_string); if (strncmp(version_string, "OpenGL ES ", 10) == 0) { version_string += 10; gl->es = 100; } - sscanf(version_string, "%d.%d", &major, &minor); + if (sscanf(version_string, "%d.%d", &major, &minor) < 2) + goto error; gl->version = MPGL_VER(major, minor); mp_verbose(log, "Detected %s %d.%d.\n", gl->es ? "GLES" : "desktop OpenGL", major, minor); @@ -362,7 +366,6 @@ void mpgl_load_functions2(GL *gl, void *(*get_fn)(void *ctx, const char *n), mp_verbose(log, "GL_VENDOR='%s'\n", gl->GetString(GL_VENDOR)); mp_verbose(log, "GL_RENDERER='%s'\n", gl->GetString(GL_RENDERER)); - mp_verbose(log, "GL_VERSION='%s'\n", gl->GetString(GL_VERSION)); const char *shader = gl->GetString(GL_SHADING_LANGUAGE_VERSION); if (shader) mp_verbose(log, "GL_SHADING_LANGUAGE_VERSION='%s'\n", shader); |