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LibGfx: Don't assume that image decoder plugin creation succeeds

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An image with an incorrect header should fail at this step, so we have
to handle that without crashing.
This commit is contained in:
Lucas CHOLLET
2023-07-16 22:58:33 -04:00
committed by Sam Atkins
parent 074ea60bb6
commit 7b72bf2910
Notes: sideshowbarker 2024-07-17 07:43:44 +09:00 
Author: https://github.com/LucasChollet
Commit: https://github.com/SerenityOS/serenity/commit/7b72bf2910
Pull-request: https://github.com/SerenityOS/serenity/pull/20063
1 changed files with 5 additions and 3 deletions
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8
Userland/Libraries/LibGfx/ImageFormats/ImageDecoder.cpp
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@@ -48,9 +48,11 @@ static OwnPtr<ImageDecoderPlugin> probe_and_sniff_for_appropriate_plugin(Readonl
auto sniff_result = plugin.sniff(bytes);
if (!sniff_result)
continue;
auto plugin_decoder = plugin.create(bytes).release_value_but_fixme_should_propagate_errors();
if (!plugin_decoder->initialize().is_error())
return plugin_decoder;
auto plugin_decoder = plugin.create(bytes);
if (!plugin_decoder.is_error()) {
if (!plugin_decoder.value()->initialize().is_error())
return plugin_decoder.release_value();
}
}
return {};
}