Fix NULL pointer dereference

Calling glfwMakeContextCurrent with NULL would segfault since 496f559c9a. Fixes #631. Closes #632.
ago%!(EXTRA string=10 years) · 6a41d5e7ad
parent 3489b759a0
commit 6a41d5e7ad
1 changed files with 1 additions and 1 deletions
--- a/src/context.c
+++ b/src/context.c
@ -543,7 +543,7 @@ GLFWAPI void glfwMakeContextCurrent(GLFWwindow* handle)

    _GLFW_REQUIRE_INIT();

-    if (window->context.api == GLFW_NO_API)
+    if (window && window->context.api == GLFW_NO_API)
    {
        _glfwInputError(GLFW_NO_WINDOW_CONTEXT, NULL);
        return;