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/char/ps3flash.c b/drivers/char/ps3flash.c
index 85c004a..5a06787 100644
--- a/drivers/char/ps3flash.c
+++ b/drivers/char/ps3flash.c
@@ -101,12 +101,16 @@
mutex_lock(&file->f_mapping->host->i_mutex);
switch (origin) {
+ case 0:
+ break;
case 1:
offset += file->f_pos;
break;
case 2:
offset += dev->regions[dev->region_idx].size*dev->blk_size;
break;
+ default:
+ offset = -1;
}
if (offset < 0) {
res = -EINVAL;