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efi/arm*: Fix efi_init() error handling

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There's an early memmap() leak in the efi_init() error path, fix it.

Signed-off-by: Yisheng Xie <[email protected]>
Signed-off-by: Matt Fleming <[email protected]>
Cc: Ard Biesheuvel <[email protected]>
Cc: Catalin Marinas <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Will Deacon <[email protected]>
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Yisheng Xie 2016-10-18 15:33:13 +01:00 • committed by Ingo Molnar
commit 0709a008c9
1 changed files with 3 additions and 1 deletions
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4
drivers/firmware/efi/arm-init.c
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@ -244,8 +244,10 @@ void __init efi_init(void)
"Unexpected EFI_MEMORY_DESCRIPTOR version %ld",
efi.memmap.desc_version);
if (uefi_init() < 0)
if (uefi_init() < 0) {
efi_memmap_unmap();
return;
}
reserve_regions();
efi_memattr_init();