From d713b8d2aa03454e676fbf453b1231c43033c33d Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Mon, 7 Mar 2022 17:18:32 +0300 Subject: [PATCH] platform/x86: amd-pmc: uninitialized variable in amd_pmc_s2d_init() The "size" variable can be uninitialized if amd_pmc_send_cmd() fails. Fixes: 3d7d407dfb05 ("platform/x86: amd-pmc: Add support for AMD Spill to DRAM STB feature") Signed-off-by: Dan Carpenter Link: https://lore.kernel.org/r/20220307141832.GA19660@kili Signed-off-by: Hans de Goede --- drivers/platform/x86/amd-pmc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c index 425a861..fc0b4d6 100644 --- a/drivers/platform/x86/amd-pmc.c +++ b/drivers/platform/x86/amd-pmc.c @@ -708,8 +708,9 @@ static const struct pci_device_id pmc_pci_ids[] = { static int amd_pmc_s2d_init(struct amd_pmc_dev *dev) { - u32 size, phys_addr_low, phys_addr_hi; + u32 phys_addr_low, phys_addr_hi; u64 stb_phys_addr; + u32 size = 0; /* Spill to DRAM feature uses separate SMU message port */ dev->msg_port = 1; -- 2.7.4