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[ Upstream commitf1f21bece8] Fix smatch warning: drivers/firmware/xilinx/zynqmp.c:1288 zynqmp_firmware_remove() error: dereferencing freed memory 'feature_data' Use hash_for_each_safe for safe removal of hash entry. Fixes:acfdd18591("firmware: xilinx: Use hash-table for api feature check") Reported-by: kernel test robot <lkp@intel.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Tejas Patel <tejas.patel@xilinx.com> Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Link: https://lore.kernel.org/r/1612765883-22018-1-git-send-email-rajan.vaja@xilinx.com Signed-off-by: Michal Simek <michal.simek@xilinx.com> Signed-off-by: Sasha Levin <sashal@kernel.org>