John Zhao uploaded patch set #2 to this change.

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src/device: Prevent attack on null pointer dereference

Clang Static Analyzer version 8.0.0 detects access to field dev results
in a dereference of a null pointer which is loaded from variable bus.
Add sanity check for pointer bus to prevent null pointer dereference.

TEST=Built and boot up to kernel.

Change-Id: I084906c33065eaa834f50c545efcfab620658ec9
Signed-off-by: John Zhao <john.zhao@intel.com>
---
M src/device/device.c
1 file changed, 6 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/01/33101/2

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