[PATCH 06/12] pstore: return error code (if any) from efi_pstore_write

Ard Biesheuvel
2017-04-04T16:04:54Z

From: Evgeny Kalugin <evgeny.kalugin@intel.com>

For some reason return value from actual variable setting was ignored.
With this change error code get transferred upwards through call stack.

Signed-off-by: Evgeny Kalugin <evgeny.kalugin@intel.com>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
---
drivers/firmware/efi/efi-pstore.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c
index f402ba2eed46..6b5acefce6b3 100644
--- a/drivers/firmware/efi/efi-pstore.c
+++ b/drivers/firmware/efi/efi-pstore.c
@@ -274,9 +274,9 @@ static int efi_pstore_write(enum pstore_type_id type,
for (i = 0; i < DUMP_NAME_LEN; i++)
efi_name[i] = name[i];

- efivar_entry_set_safe(efi_name, vendor, PSTORE_EFI_ATTRIBUTES,
- !pstore_cannot_block_path(reason),
- size, psi->buf);
+ ret = efivar_entry_set_safe(efi_name, vendor, PSTORE_EFI_ATTRIBUTES,
+ !pstore_cannot_block_path(reason),
+ size, psi->buf);

if (reason == KMSG_DUMP_OOPS)
efivar_run_worker();
--
2.9.3