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igvm: fix memory leak on failed memory region init

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When memory_region_init_* fail, `igvm_pages` is not freed causing a leak.

Free `igvm_pages` in the error path.

Fixes: c1d466d267 ("backends/igvm: Add IGVM loader and configuration")
Signed-off-by: Luigi Leonardi <leonardi@redhat.com>
Message-ID: <20260330-igvm_fixes-v1-2-03587a5a808b@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Luigi Leonardi
2026-03-30 14:43:08 +02:00
committed by Gerd Hoffmann
parent f61ff065d3
commit 5df493476f
1 changed files with 2 additions and 0 deletions
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2
backends/igvm.c
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@@ -216,11 +216,13 @@ static void *qigvm_prepare_memory(QIgvm *ctx, uint64_t addr, uint64_t size,
ctx->machine_state->cgs->require_guest_memfd) {
if (!memory_region_init_ram_guest_memfd(igvm_pages, NULL,
region_name, size, errp)) {
g_free(igvm_pages);
return NULL;
}
} else {
if (!memory_region_init_ram(igvm_pages, NULL, region_name, size,
errp)) {
g_free(igvm_pages);
return NULL;
}
}