Messages in this thread Patch in this message | | | From | Vladis Dronov <> | Subject | [PATCH v3 2/3] efi: add a sanity check to efivar_store_raw() | Date | Thu, 5 Mar 2020 09:40:40 +0100 |
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Add a sanity check to efivar_store_raw() the same way efivar_{attr,size,data}_read() and efivar_show_raw() have it.
Signed-off-by: Vladis Dronov <vdronov@redhat.com> --- drivers/firmware/efi/efivars.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/firmware/efi/efivars.c b/drivers/firmware/efi/efivars.c index 69f13bc4b931..aff3dfb4d7ba 100644 --- a/drivers/firmware/efi/efivars.c +++ b/drivers/firmware/efi/efivars.c @@ -208,6 +208,9 @@ efivar_store_raw(struct efivar_entry *entry, const char *buf, size_t count) u8 *data; int err; + if (!entry || !buf) + return -EINVAL; + if (in_compat_syscall()) { struct compat_efi_variable *compat; -- 2.20.1
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