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render/egl: fix uninitialized pointers in init_dmabuf_formats

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`modifiers` and `external_only` are never initialized, and free'd later. This
commit explicitly initializes them to NULL to prevent segfaults on `free()`

(cherry picked from commit ed71915742)
This commit is contained in:
Simon Zeni 2022-11-11 14:52:24 -05:00 • committed by Simon Ser
parent 1712a7d274
commit bc6422115c
1 changed files with 2 additions and 2 deletions
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4
render/egl.c
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@ -124,8 +124,8 @@ static void init_dmabuf_formats(struct wlr_egl *egl) {
for (int i = 0; i < formats_len; i++) {
uint32_t fmt = formats[i];
uint64_t *modifiers;
EGLBoolean *external_only;
uint64_t *modifiers = NULL;
EGLBoolean *external_only = NULL;
int modifiers_len = 0;
if (!no_modifiers) {
modifiers_len = get_egl_dmabuf_modifiers(egl, fmt, &modifiers, &external_only);