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ice: Fix a null pointer dereference in ice_copy_and_init_pkg()

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Add check for the return value of devm_kmemdup()
to prevent potential null pointer dereference.

Fixes: c764881096 ("ice: Implement Dynamic Device Personalization (DDP) download")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Tested-by: Rinitha S <sx.rinitha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Haoxiang Li
2025-07-03 17:52:32 +08:00
committed by Tony Nguyen
parent 5a0df02999
commit 4ff12d82da
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/intel/ice/ice_ddp.c
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@@ -2301,6 +2301,8 @@ enum ice_ddp_state ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf,
return ICE_DDP_PKG_ERR;
buf_copy = devm_kmemdup(ice_hw_to_dev(hw), buf, len, GFP_KERNEL);
if (!buf_copy)
return ICE_DDP_PKG_ERR;
state = ice_init_pkg(hw, buf_copy, len);
if (!ice_is_init_pkg_successful(state)) {