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Backport Vanfanel mutex fix

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This commit is contained in:
twinaphex 2015-03-15 05:35:32 +01:00
parent 6181306e5d
commit 61d6f69aa8
1 changed files with 3 additions and 3 deletions
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6
gfx/drivers/dispmanx_gfx.c
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@ -239,11 +239,11 @@ static void vsync_callback(DISPMANX_UPDATE_HANDLE_T u, void *data)
slock_unlock(page->dispvars->pending_mutex);
/* We mark as free the page that was visible until now */
if (page->dispvars->currentPage != NULL)
if (page->dispvars->currentPage)
{
slock_lock(page->page_used_mutex);
slock_lock(page->dispvars->currentPage->page_used_mutex);
page->dispvars->currentPage->used = false;
slock_unlock(page->page_used_mutex);
slock_unlock(page->dispvars->currentPage->page_used_mutex);
}
/* The page on which we just issued the flip that