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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-08-09 16:28:09 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-08-09 16:28:09 -0700
commit5d44f4b3484e85c8d4527ecaca5e536da774ae21 (patch)
tree5c699fd097844ecdf30ef9b47444064d713ac410 /arch/x86/platform/efi/efi.c
parent4816693286d4ff9219b1cc72c2ab9c589448ebcb (diff)
parentf7644cbfcdf03528f0f450f3940c4985b2291f49 (diff)
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Merge 4.2-rc6 into char-misc-next
We want the fixes in Linus's tree in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/platform/efi/efi.c')
-rw-r--r--arch/x86/platform/efi/efi.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index cfba30f27392..e4308fe6afe8 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -972,6 +972,11 @@ u64 efi_mem_attributes(unsigned long phys_addr)
static int __init arch_parse_efi_cmdline(char *str)
{
+ if (!str) {
+ pr_warn("need at least one option\n");
+ return -EINVAL;
+ }
+
if (parse_option_str(str, "old_map"))
set_bit(EFI_OLD_MEMMAP, &efi.flags);
if (parse_option_str(str, "debug"))