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authorPaolo Bonzini <pbonzini@redhat.com>2023-04-27 14:54:23 +0200
committerThomas Huth <thuth@redhat.com>2023-04-28 08:05:37 +0200
commit3ee7f21ed292966f5cd3eb71aa06f8ffc0e5ae41 (patch)
treea6c8d6877336f0e4e7b427f79161fb23622072c0 /tests
parente017462db554bedd82fa3bb86cd72d9e38684dd4 (diff)
tests: vhost-user-test: release mutex on protocol violation
chr_read() is printing an error message and returning with s->data_mutex taken. This can potentially cause a hang. Reported by Coverity. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <20230427125423.103536-1-pbonzini@redhat.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
Diffstat (limited to 'tests')
-rw-r--r--tests/qtest/vhost-user-test.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tests/qtest/vhost-user-test.c b/tests/qtest/vhost-user-test.c
index bf9f7c4248..e4f95b2858 100644
--- a/tests/qtest/vhost-user-test.c
+++ b/tests/qtest/vhost-user-test.c
@@ -351,7 +351,7 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
if (size != msg.size) {
qos_printf("%s: Wrong message size received %d != %d\n",
__func__, size, msg.size);
- return;
+ goto out;
}
}
@@ -509,6 +509,7 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
break;
}
+out:
g_mutex_unlock(&s->data_mutex);
}