replace GFP_KERNEL with GFP_ATOMIC, as code while holding a spinlock
should be atomic
GFP_KERNEL may sleep and can cause deadlock, where as GFP_ATOMIC may
fail but certainly avoids deadlock
Signed-off-by: Saurabh Sengar <saurabh.tr...@gmail.com>
---
drivers/firmware/efi/vars.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c
index 70a0fb1..c07de85 100644
--- a/drivers/firmware/efi/vars.c
+++ b/drivers/firmware/efi/vars.c
@@ -334,7 +334,7 @@ static void dup_variable_bug(efi_char16_t *str16,
efi_guid_t *vendor_guid,
*/
efivar_wq_enabled = false;
- str8 = kzalloc(len8, GFP_KERNEL);
+ str8 = kzalloc(len8, GFP_ATOMIC);
if (!str8)
return;
--
1.9.1
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