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Subject[PATCH] tpm: ibmvtpm: fix error return code in tpm_ibmvtpm_probe()
Date
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

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>
---
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;
}

--
2.17.1
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