Commit d0dc1a71 authored by Xiu Jianfeng's avatar Xiu Jianfeng Committed by Jarkko Sakkinen
Browse files

tpm: ibmvtpm: Correct the return value in tpm_ibmvtpm_probe() 



Currently it returns zero when CRQ response timed out, it should return
an error code instead.

Fixes: d8d74ea3 ("tpm: ibmvtpm: Wait for buffer to be set before proceeding")
Signed-off-by: default avatarXiu Jianfeng <xiujianfeng@huawei.com>
Reviewed-by: default avatarStefan Berger <stefanb@linux.ibm.com>
Acked-by: default avatarJarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: default avatarJarkko Sakkinen <jarkko@kernel.org>
parent 80b8a397

drivers/char/tpm/tpm_ibmvtpm.c

+1 −0
Original line number Diff line number Diff line
@@ -681,6 +681,7 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev, 
	if (!wait_event_timeout(ibmvtpm->crq_queue.wq,

				ibmvtpm->rtce_buf != NULL,

				HZ)) {

		rc = -ENODEV;

		dev_err(dev, "CRQ response timed out\n");

		goto init_irq_cleanup;

	}