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efi: Use PTR_ERR_OR_ZERO() 

Fix ptr_ret.cocci warnings:

  drivers/firmware/efi/efi.c:610:8-14: WARNING: PTR_ERR_OR_ZERO can be used

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Arvind Yadav <arvind.yadav.cs@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tyler Baicar <tbaicar@codeaurora.org>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/20180102181042.19074-4-ard.biesheuvel@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Vasyl Gomonovych 2018-01-02 18:10:40 +00:00 committed by Ingo Molnar
parent 1e9de1d220
commit 50342b2e49
1 changed files with 1 additions and 1 deletions
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2
drivers/firmware/efi/efi.c
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@ -608,7 +608,7 @@ static int __init efi_load_efivars(void)
return 0;
pdev = platform_device_register_simple("efivars", 0, NULL, 0);
return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
return PTR_ERR_OR_ZERO(pdev);
}
device_initcall(efi_load_efivars);
#endif