egl: move bad_param check further up

This way other functions added in these entrypoints don't need to check
anything.

Signed-off-by: Eric Engestrom <[email protected]>
Reviewed-by: Emil Velikov <[email protected]>
Reviewed-by: Tapani Pälli <[email protected]>

2 files changed, 8 insertions, 6 deletions

diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c
index ed160e65b20..93c1da9aac0 100644
--- a/src/egl/main/eglapi.c
+++ b/src/egl/main/eglapi.c
@@ -721,6 +721,10 @@ eglGetConfigs(EGLDisplay dpy, EGLConfig *configs,
    _EGL_FUNC_START(disp, EGL_OBJECT_DISPLAY_KHR, NULL, EGL_FALSE);
 
    _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv);
+
+   if (!num_config)
+      RETURN_EGL_ERROR(disp, EGL_BAD_PARAMETER, EGL_FALSE);
+
    ret = drv->API.GetConfigs(drv, disp, configs, config_size, num_config);
 
    RETURN_EGL_EVAL(disp, ret);
@@ -738,6 +742,10 @@ eglChooseConfig(EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs,
    _EGL_FUNC_START(disp, EGL_OBJECT_DISPLAY_KHR, NULL, EGL_FALSE);
 
    _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv);
+
+   if (!num_config)
+      RETURN_EGL_ERROR(disp, EGL_BAD_PARAMETER, EGL_FALSE);
+
    ret = drv->API.ChooseConfig(drv, disp, attrib_list, configs,
                                config_size, num_config);
 
diff --git a/src/egl/main/eglconfig.c b/src/egl/main/eglconfig.c
index 72cd73d5179..0a95e8ee05d 100644
--- a/src/egl/main/eglconfig.c
+++ b/src/egl/main/eglconfig.c
@@ -737,9 +737,6 @@ _eglFilterConfigArray(_EGLArray *array, EGLConfig *configs,
    _EGLConfig **configList;
    EGLint i, count;
 
-   if (!num_configs)
-      return _eglError(EGL_BAD_PARAMETER, "eglChooseConfig");
-
    /* get the number of matched configs */
    count = _eglFilterArray(array, NULL, 0,
          (_EGLArrayForEach) match, priv_data);
@@ -851,9 +848,6 @@ EGLBoolean
 _eglGetConfigs(_EGLDriver *drv, _EGLDisplay *disp, EGLConfig *configs,
                EGLint config_size, EGLint *num_config)
 {
-   if (!num_config)
-      return _eglError(EGL_BAD_PARAMETER, "eglGetConfigs");
-
    *num_config = _eglFlattenArray(disp->Configs, (void *) configs,
          sizeof(configs[0]), config_size, _eglFlattenConfig);