Messages in this thread Patch in this message | | | From | Stefan Berger <> | Subject | [PATCH v2] tpm: ibmvtpm: fix error return code in tpm_ibmvtpm_probe() | Date | Mon, 25 Jan 2021 20:47:53 -0500 |
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From: Stefan Berger <stefanb@linux.ibm.com>
Return error code -ETIMEDOUT rather than '0' when waiting for the rtce_buf to be set has timed out.
Fixes: d8d74ea3c002 ("tpm: ibmvtpm: Wait for buffer to be set before proceeding") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Wang Hai <wanghai38@huawei.com> Signed-off-by: Stefan Berger <stefanb@linux.ibm.com> --- drivers/char/tpm/tpm_ibmvtpm.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c index 994385bf37c0..813eb2cac0ce 100644 --- a/drivers/char/tpm/tpm_ibmvtpm.c +++ b/drivers/char/tpm/tpm_ibmvtpm.c @@ -687,6 +687,7 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev, ibmvtpm->rtce_buf != NULL, HZ)) { dev_err(dev, "CRQ response timed out\n"); + rc = -ETIMEDOUT; goto init_irq_cleanup; } -- 2.25.4
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