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add_shm_format: check wl_array_add return value before deref

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In wl_display_add_shm_format(), check the return value from
wl_array_add() before dereferencing it and assigning it a value.
Return the resulting pointer back to the caller.

Signed-off-by: U. Artie Eoff <ullysses.a.eoff@intel.com>
This commit is contained in:
U. Artie Eoff 2014-01-14 09:18:03 -08:00 • committed by Kristian Høgsberg
parent 02952d040c
commit 32b2baaf51
2 changed files with 11 additions and 5 deletions
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2
src/wayland-server.h
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@ -439,7 +439,7 @@ wl_shm_buffer_get_height(struct wl_shm_buffer *buffer);
int
wl_display_init_shm(struct wl_display *display);
void
uint32_t *
wl_display_add_shm_format(struct wl_display *display, uint32_t format);
struct wl_shm_buffer *