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From: kernel test robot <lkp@intel.com>
To: Nayna Jain <nayna@linux.ibm.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
	Michael Ellerman <mpe@ellerman.id.au>,
	Eric Richter <erichte@linux.ibm.com>
Subject: security/integrity/platform_certs/keyring_handler.c:66:16: sparse: sparse: Using plain integer as NULL pointer
Date: Fri, 7 Aug 2020 12:15:52 +0800	[thread overview]
Message-ID: <202008071248.h8qM0KXu%lkp@intel.com> (raw)

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   86cfccb66937dd6cbf26ed619958b9e587e6a115
commit: ad723674d6758478829ee766e3f1a2a24d56236f x86/efi: move common keyring handler functions to new file
date:   9 months ago
config: x86_64-randconfig-s022-20200807 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.2-117-g8c7aee71-dirty
        git checkout ad723674d6758478829ee766e3f1a2a24d56236f
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

>> security/integrity/platform_certs/keyring_handler.c:66:16: sparse: sparse: Using plain integer as NULL pointer
   security/integrity/platform_certs/keyring_handler.c:79:16: sparse: sparse: Using plain integer as NULL pointer

vim +66 security/integrity/platform_certs/keyring_handler.c

    57	
    58	/*
    59	 * Return the appropriate handler for particular signature list types found in
    60	 * the UEFI db and MokListRT tables.
    61	 */
    62	__init efi_element_handler_t get_handler_for_db(const efi_guid_t *sig_type)
    63	{
    64		if (efi_guidcmp(*sig_type, efi_cert_x509_guid) == 0)
    65			return add_to_platform_keyring;
  > 66		return 0;
    67	}
    68	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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                 reply	other threads:[~2020-08-07  4:16 UTC|newest]

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