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[ Upstream commit2378bd0b26] devm_kasprintf() can return a NULL pointer on failure but this returned value is not checked. Fixes:51bd6f2915("Add support for IPMB driver") Signed-off-by: Charles Han <hanchunchao@inspur.com> Message-ID: <20240926094419.25900-1-hanchunchao@inspur.com> Signed-off-by: Corey Minyard <corey@minyard.net> Signed-off-by: Sasha Levin <sashal@kernel.org>