From: Jack Xu <jack.xu@intel.com>
Date: Mon, 17 May 2021 09:13:14 +0000 (-0400)
Subject: crypto: qat - report an error if MMP file size is too large
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=78b4267a1524849202d4ab45d32ca561775e0f23;p=linux.git

crypto: qat - report an error if MMP file size is too large

Change the return status to error if MMP file size is too large so the
driver load fails early if a large MMP firmware is loaded.

Signed-off-by: Jack Xu <jack.xu@intel.com>
Co-developed-by: Zhehui Xiang <zhehui.xiang@intel.com>
Signed-off-by: Zhehui Xiang <zhehui.xiang@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/drivers/crypto/qat/qat_common/qat_uclo.c b/drivers/crypto/qat/qat_common/qat_uclo.c
index 8adf25769128a..ed1343bb36ac7 100644
--- a/drivers/crypto/qat/qat_common/qat_uclo.c
+++ b/drivers/crypto/qat/qat_common/qat_uclo.c
@@ -1552,10 +1552,8 @@ int qat_uclo_wr_mimage(struct icp_qat_fw_loader_handle *handle,
 		qat_uclo_ummap_auth_fw(handle, &desc);
 	} else {
 		if (handle->chip_info->mmp_sram_size < mem_size) {
-			dev_dbg(&handle->pci_dev->dev,
-				"QAT MMP fw not loaded for device 0x%x",
-				handle->pci_dev->device);
-			return status;
+			pr_err("QAT: MMP size is too large: 0x%x\n", mem_size);
+			return -EFBIG;
 		}
 		qat_uclo_wr_sram_by_words(handle, 0, addr_ptr, mem_size);
 	}