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fp-device: Do not try to deference potentially NULL task data

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In case we do an early error return in verify and identify calls we
do not initialize the task data, but still in the finish functions we
still try to use it.

Avoid doing this, but just nullify the returned values.
This commit is contained in:
Marco Trevisan (Treviño)
2021-01-28 02:27:40 +01:00
parent 4da52f78f6
commit 43cf28b9da
1 changed files with 3 additions and 3 deletions
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6
libfprint/fp-device.c
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@@ -979,7 +979,7 @@ fp_device_verify_finish (FpDevice *device,
data = g_task_get_task_data (G_TASK (result));
*print = data->print;
*print = data ? data->print : NULL;
if (*print)
g_object_ref (*print);
}
@@ -1092,13 +1092,13 @@ fp_device_identify_finish (FpDevice *device,
if (print)
{
*print = data->print;
*print = data ? data->print : NULL;
if (*print)
g_object_ref (*print);
}
if (match)
{
*match = data->match;
*match = data ? data->match : NULL;
if (*match)
g_object_ref (*match);
}