[ammarfaizi2-block:google/android/kernel/common/android12-5.4 4032/9999] drivers/dma-buf/heaps/system_heap.c:312:5-8: Unneeded variable: "ret". Return "0" on line 321

[kernel test robot]

tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android12-5.4
head:   0d36c5d6308623c56e2e94aff13e820cdd676bbf
commit: 44008f99d9ca0793e2562967e1da01fa74ee4a41 [4032/9999] ANDROID: dma-buf: system_heap: Add pagepool support to system heap
config: x86_64-randconfig-c022-20220221 (https://download.01.org/0day-ci/archive/20220223/202202230232.gcmck8F2-lkp@xxxxxxxxx/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0

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


cocci warnings: (new ones prefixed by >>)
>> drivers/dma-buf/heaps/system_heap.c:312:5-8: Unneeded variable: "ret". Return "0" on line 321

Please review and possibly fold the followup patch.

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