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backends: Have HostMemoryBackendClass::alloc() handler return a boolean

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Following the example documented since commit e3fe3988d7 ("error:
Document Error API usage rules"), have HostMemoryBackendClass::alloc
return a boolean indicating whether an error is set or not.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Message-Id: <20231120213301.24349-17-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2023-11-20 13:50:52 +01:00
parent e199f7ad4d
commit fdb63cf3b5
6 changed files with 36 additions and 28 deletions
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5
backends/hostmem.c
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@ -331,9 +331,8 @@ host_memory_backend_memory_complete(UserCreatable *uc, Error **errp)
if (!bc->alloc) {
return;
}
bc->alloc(backend, &local_err);
if (local_err) {
goto out;
if (!bc->alloc(backend, errp)) {
return;
}
ptr = memory_region_get_ram_ptr(&backend->mr);