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author | Felix Held <felix.held@amd.corp-partner.google.com> | 2020-06-27 15:11:36 +0200 |
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committer | Felix Held <felix-coreboot@felixheld.de> | 2020-06-29 16:04:27 +0000 |
commit | 3858fb121e4322f7a835b23622bf9452790fcec6 (patch) | |
tree | 98e1d57447d42020238391cf9f578dec3db56fe8 | |
parent | c077f4a84cac69d2bf6ff71d7a4065bfff614a69 (diff) | |
download | coreboot-3858fb121e4322f7a835b23622bf9452790fcec6.tar.xz |
soc/amd/picasso: add NULL-pointer check to root_complex_fill_ssdt
Found-by: Coverity CID 1429980
Change-Id: Ia72b9dbe029a5da98e408a9cf16fa4a93b10917a
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42846
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
-rw-r--r-- | src/soc/amd/picasso/root_complex.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/root_complex.c b/src/soc/amd/picasso/root_complex.c index 4930a0e87f..036ff00ccb 100644 --- a/src/soc/amd/picasso/root_complex.c +++ b/src/soc/amd/picasso/root_complex.c @@ -135,6 +135,12 @@ static void root_complex_fill_ssdt(const struct device *device) { msr_t msr; + if (!device) { + printk(BIOS_ERR, "%s: device is NULL! ACPI SSDT will be incomplete.\n", + __func__); + return; + } + acpigen_write_scope(acpi_device_scope(device)); msr = rdmsr(TOP_MEM); |