1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/char/tpm/tpm_of.c b/drivers/char/tpm/tpm_of.c
index 83c26bffb150..12a86dda3b69 100644
--- a/drivers/char/tpm/tpm_of.c
+++ b/drivers/char/tpm/tpm_of.c
@@ -29,7 +29,8 @@ int tpm_read_log_of(struct tpm_chip *chip)
         struct tpm_bios_log *log;
 
         log = &chip->log;
-        np = of_find_node_by_name(NULL, "vtpm");
+        if (chip->dev.parent->of_node)
+                np = chip->dev.parent->of_node;
         if (!np) {
                 pr_err("%s: ERROR - IBMVTPM not supported\n", __func__);
                 return -ENODEV;
@@ -55,18 +56,15 @@ int tpm_read_log_of(struct tpm_chip *chip)
         if (!log->bios_event_log) {
                 pr_err("%s: ERROR - Not enough memory for BIOS measurements\n",
                        __func__);
-                of_node_put(np);
                 return -ENOMEM;
         }
 
         log->bios_event_log_end = log->bios_event_log + *sizep;
 
         memcpy(log->bios_event_log, __va(*basep), *sizep);
-        of_node_put(np);
 
         return 0;
 
 cleanup_eio:
-        of_node_put(np);
         return -EIO;
 }