[coreboot-gerrit] Change in coreboot[master]: intel/common/block: Fix issues found by klockwork

[John Zhao (Code Review)]

John Zhao has uploaded this change for review. ( https://review.coreboot.org/28060

Change subject: intel/common/block: Fix issues found by klockwork
......................................................................

intel/common/block: Fix issues found by klockwork

src/soc/intel/common/block/cpu/mp_init.c
  Function init_cpus: Pointer dev checked for NULL may be
  deferenced.

src/soc/intel/common/block/graphics/graphics.c
  Function graphics_get_bar: Pointer dev returned from
  call may be NULL and will be deferenced.

BRANCH=None
TEST=Built & booted Yorp board.

Change-Id: I5e7caa15a3911e05ff346d338493673af5318a51
Signed-off-by: John Zhao 
---
M src/soc/intel/common/block/cpu/mp_init.c
M src/soc/intel/common/block/graphics/graphics.c
2 files changed, 3 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/60/28060/1

diff --git a/src/soc/intel/common/block/cpu/mp_init.c b/src/soc/intel/common/block/cpu/mp_init.c
index f52709d..b233715 100644
--- a/src/soc/intel/common/block/cpu/mp_init.c
+++ b/src/soc/intel/common/block/cpu/mp_init.c
@@ -134,6 +134,7 @@
    microcode_patch = intel_microcode_find();
    intel_microcode_load_unlocked(microcode_patch);

+	assert(dev->link_list != NULL);
    soc_init_cpus(dev->link_list);
 }

diff --git a/src/soc/intel/common/block/graphics/graphics.c b/src/soc/intel/common/block/graphics/graphics.c
index c6ea7e2..022cb48 100644
--- a/src/soc/intel/common/block/graphics/graphics.c
+++ b/src/soc/intel/common/block/graphics/graphics.c
@@ -15,6 +15,7 @@
  */

#include <compiler.h>
+#include <assert.h>
 #include <console/console.h>
 #include <device/pci.h>
 #include <device/pci_ids.h>
@@ -36,6 +37,7 @@
 {
    struct device *dev = SA_DEV_IGD;
    struct resource *gm_res;
+	assert(dev != NULL);

/* Check if Graphics PCI device is disabled */
    if (!dev->enabled)