[PATCH 4/5] Remove unneccessary 'out of memory' message

From: SZ Lin
Date: Sat Jul 29 2017 - 03:25:55 EST


WARNING: Possible unnecessary 'out of memory' message
+ if (!ibmvtpm->rtce_buf) {
+ dev_err(ibmvtpm->dev, "Failed to allocate memory for rtce buffer\n");

WARNING: Possible unnecessary 'out of memory' message
+ if (!ibmvtpm) {
+ dev_err(dev, "kzalloc for ibmvtpm failed\n");

Signed-off-by: SZ Lin <sz.lin@xxxxxxxx>
---
drivers/char/tpm/tpm_ibmvtpm.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c
index e53b9fb517d9..e75a674b44ac 100644
--- a/drivers/char/tpm/tpm_ibmvtpm.c
+++ b/drivers/char/tpm/tpm_ibmvtpm.c
@@ -501,10 +501,8 @@ static void ibmvtpm_crq_process(struct ibmvtpm_crq *crq,
ibmvtpm->rtce_size = be16_to_cpu(crq->len);
ibmvtpm->rtce_buf = kmalloc(ibmvtpm->rtce_size,
GFP_ATOMIC);
- if (!ibmvtpm->rtce_buf) {
- dev_err(ibmvtpm->dev, "Failed to allocate memory for rtce buffer\n");
+ if (!ibmvtpm->rtce_buf)
return;
- }

ibmvtpm->rtce_dma_handle = dma_map_single(ibmvtpm->dev,
ibmvtpm->rtce_buf, ibmvtpm->rtce_size,
@@ -584,10 +582,8 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev,
return PTR_ERR(chip);

ibmvtpm = kzalloc(sizeof(struct ibmvtpm_dev), GFP_KERNEL);
- if (!ibmvtpm) {
- dev_err(dev, "kzalloc for ibmvtpm failed\n");
+ if (!ibmvtpm)
goto cleanup;
- }

ibmvtpm->dev = dev;
ibmvtpm->vdev = vio_dev;
--
2.13.3