Use no_llseek as the llseek callback for efivarfs files, as we don't
support writes to arbitrary locations.
Signed-off-by: Jeremy Kerr <jeremy.kerr@xxxxxxxxxxxxx>
---
drivers/firmware/efivars.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c
index 73f22d1..a162649 100644
--- a/drivers/firmware/efivars.c
+++ b/drivers/firmware/efivars.c
@@ -847,7 +847,7 @@ static const struct file_operations efivarfs_file_operations = {
.open = efivarfs_file_open,
.read = efivarfs_file_read,
.write = efivarfs_file_write,
- .llseek = default_llseek,
+ .llseek = no_llseek,
};
static struct inode *efivarfs_get_inode(struct super_block *sb,
--
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