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raw/ifpga/base: check null pointer

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In init_sec_mgr(), pointer "hw" may be NULL, so "hw" should
be checked before dereferencing.

Coverity issue: 367483
Fixes: a05bd1b40bde ("raw/ifpga: add FPGA RSU APIs")

Signed-off-by: Wei Huang <wei.huang@intel.com>
Acked-by: Tianfei Zhang <tianfei.zhang@intel.com>
Acked-by: Rosen Xu <rosen.xu@intel.com>
This commit is contained in:
Wei Huang 2021-03-17 04:21:36 -04:00 committed by Qi Zhang
parent bf95921a01
commit 20077edf5f
1 changed files with 1 additions and 1 deletions
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2
drivers/raw/ifpga/base/ifpga_sec_mgr.c
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@ -610,7 +610,7 @@ int init_sec_mgr(struct ifpga_fme_hw *fme)
smgr->rsu_status = NULL; smgr->rsu_status = NULL;
} }
if ((hw->pci_data->device_id == IFPGA_N3000_DID) && if (hw && (hw->pci_data->device_id == IFPGA_N3000_DID) &&
(hw->pci_data->vendor_id == IFPGA_N3000_VID)) { (hw->pci_data->vendor_id == IFPGA_N3000_VID)) {
smgr->ops = &n3000_sec_ops; smgr->ops = &n3000_sec_ops;
smgr->copy_speed = IFPGA_N3000_COPY_SPEED; smgr->copy_speed = IFPGA_N3000_COPY_SPEED;