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nitpicker: handle failed try_alloc_texture

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Fixes #3782
This commit is contained in:
Norman Feske 2020-07-01 18:38:19 +02:00
parent 795a817a33
commit 537b317273
1 changed files with 6 additions and 0 deletions
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6
repos/os/src/server/nitpicker/gui_session.cc
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@ -504,6 +504,12 @@ Buffer *Gui_session::realloc_buffer(Framebuffer::Mode mode, bool use_alpha)
Chunky_texture<PT> * const texture = try_alloc_texture();
if (!texture) {
_release_buffer();
_ram_quota_guard().try_downgrade(temporary_ram_upgrade);
return nullptr;
}
/* copy old buffer content into new buffer and release old buffer */
if (src_texture) {