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-rw-r--r--drivers/hid/hid-prodikeys.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/hid/hid-prodikeys.c b/drivers/hid/hid-prodikeys.c
index 21544ebff855..5a3b3d974d84 100644
--- a/drivers/hid/hid-prodikeys.c
+++ b/drivers/hid/hid-prodikeys.c
@@ -551,10 +551,14 @@ static void pcmidi_setup_extra_keys(
static int pcmidi_set_operational(struct pcmidi_snd *pm)
{
+ int rc;
+
if (pm->ifnum != 1)
return 0; /* only set up ONCE for interace 1 */
- pcmidi_get_output_report(pm);
+ rc = pcmidi_get_output_report(pm);
+ if (rc < 0)
+ return rc;
pcmidi_submit_output_report(pm, 0xc1);
return 0;
}
@@ -683,7 +687,11 @@ static int pcmidi_snd_initialise(struct pcmidi_snd *pm)
spin_lock_init(&pm->rawmidi_in_lock);
init_sustain_timers(pm);
- pcmidi_set_operational(pm);
+ err = pcmidi_set_operational(pm);
+ if (err < 0) {
+ pk_error("failed to find output report\n");
+ goto fail_register;
+ }
/* register it */
err = snd_card_register(card);