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tpm: Fix fault in case CONFIG_DM_TPM is set without any TPM

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In case CONFIG_DM_TPM was set without any TPM chipset configured a fault
was generated (NULL pointer access).

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
This commit is contained in:
Christophe Ricard
2016-01-21 23:19:13 +01:00
committed by Simon Glass
parent 3faf2216d9
commit 0e37d4c2c6
2 changed files with 2 additions and 2 deletions
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2
cmd/tpm.c
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@@ -448,7 +448,7 @@ static int get_tpm(struct udevice **devp)
int rc;
rc = uclass_first_device(UCLASS_TPM, devp);
if (rc) {
if (rc || !*devp) {
printf("Could not find TPM (ret=%d)\n", rc);
return CMD_RET_FAILURE;
}