drivers: fix up various ->llseek() implementations
Fix up a few ->llseek() implementations that won't deal with SEEK_HOLE/SEEK_DATA
properly. Make them future proof so that if we ever add new options they will
return -EINVAL. Thanks,
Signed-off-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/drivers/macintosh/nvram.c b/drivers/macintosh/nvram.c
index a271c82..f0e03e7 100644
--- a/drivers/macintosh/nvram.c
+++ b/drivers/macintosh/nvram.c
@@ -21,12 +21,16 @@
static loff_t nvram_llseek(struct file *file, loff_t offset, int origin)
{
switch (origin) {
+ case 0:
+ break;
case 1:
offset += file->f_pos;
break;
case 2:
offset += NVRAM_SIZE;
break;
+ default:
+ offset = -1;
}
if (offset < 0)
return -EINVAL;
