tpm/tpm_i2c_stm_st33: Fix coccinelle warnings. Possible NULL pointer dereference

If !client the kernel mays oops in dev_info when doing client->dev.

Reported-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>

diff --git a/drivers/char/tpm/tpm_i2c_stm_st33.c b/drivers/char/tpm/tpm_i2c_stm_st33.c
index e643c86..86203b0 100644 (file)
--- a/drivers/char/tpm/tpm_i2c_stm_st33.c
+++ b/drivers/char/tpm/tpm_i2c_stm_st33.c
@@ -720,7 +720,7 @@ tpm_stm_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id)
        struct tpm_stm_dev *tpm_dev;
 
        if (!client) {
-               dev_info(&client->dev, "%s: i2c client is NULL. Device not accessible.\n",
+               pr_info("%s: i2c client is NULL. Device not accessible.\n",
                        __func__);
                return -ENODEV;
        }