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authorMark Brown <broonie@kernel.org>2015-10-12 18:09:27 +0100
committerMark Brown <broonie@kernel.org>2015-10-12 18:09:27 +0100
commit79828b4fa835f73cdaf4bffa48696abdcbea9d02 (patch)
tree5e0fa7156acb75ba603022bc807df8f2fedb97a8 /drivers/firmware/efi/efi.c
parent721b51fcf91898299d96f4b72cb9434cda29dce6 (diff)
parent8c1a9d6323abf0fb1e5dad96cf3f1c783505ea5a (diff)
Merge remote-tracking branch 'asoc/fix/rt5645' into asoc-fix-rt5645
Diffstat (limited to 'drivers/firmware/efi/efi.c')
-rw-r--r--drivers/firmware/efi/efi.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 9fa8084a7c8d..d6144e3b97c5 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -58,6 +58,11 @@ bool efi_runtime_disabled(void)
static int __init parse_efi_cmdline(char *str)
{
+ if (!str) {
+ pr_warn("need at least one option\n");
+ return -EINVAL;
+ }
+
if (parse_option_str(str, "noruntime"))
disable_runtime = true;