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contrib/plugins/bbv.c: Check if file is NULL

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The file pointer can be NULL when e.g., opening the file failed.
vcpu_interval_exec() already implements a NULL-pointer check, but
plugin_exit() misses it. Handle the condition by adding the missing
check to plugin_exit().

Fixes: 0d279bec0f ("contrib/plugins: Add a plugin to generate basic block vectors")
Signed-off-by: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Link: https://lore.kernel.org/qemu-devel/20260307-bbv-v1-1-d5757d1deac8@rsg.ci.i.u-tokyo.ac.jp
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
This commit is contained in:
Akihiko Odaki
2026-03-07 12:22:25 +09:00
committed by Pierrick Bouvier
parent ca144c21dd
commit 1a1cfc0a32
1 changed files with 6 additions and 1 deletions
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7
contrib/plugins/bbv.c
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@@ -30,8 +30,13 @@ static uint64_t interval = 100000000;
static void plugin_exit(qemu_plugin_id_t id, void *p)
{
Vcpu *vcpu;
for (int i = 0; i < qemu_plugin_num_vcpus(); i++) {
fclose(((Vcpu *)qemu_plugin_scoreboard_find(vcpus, i))->file);
vcpu = qemu_plugin_scoreboard_find(vcpus, i);
if (vcpu->file) {
fclose(vcpu->file);
}
}
g_hash_table_unref(bbs);