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-rw-r--r--fs/gfs2/dir.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
index 9144117..946b6f8 100644
--- a/fs/gfs2/dir.c
+++ b/fs/gfs2/dir.c
@@ -1378,12 +1378,14 @@ out:
return error;
}
-/* gfs2_dir_readahead - Issue read-ahead requests for leaf blocks.
+/**
+ * gfs2_dir_readahead - Issue read-ahead requests for leaf blocks.
*
* Note: we can't calculate each index like dir_e_read can because we don't
* have the leaf, and therefore we don't have the depth, and therefore we
* don't have the length. So we have to just read enough ahead to make up
- * for the loss of information. */
+ * for the loss of information.
+ */
static void gfs2_dir_readahead(struct inode *inode, unsigned hsize, u32 index,
struct file_ra_state *f_ra)
{
@@ -1394,7 +1396,7 @@ static void gfs2_dir_readahead(struct inode *inode, unsigned hsize, u32 index,
unsigned count;
/* First check if we've already read-ahead for the whole range. */
- if (!f_ra || index + MAX_RA_BLOCKS < f_ra->start)
+ if (index + MAX_RA_BLOCKS < f_ra->start)
return;
f_ra->start = max((pgoff_t)index, f_ra->start);
@@ -1448,7 +1450,7 @@ static int dir_e_read(struct inode *inode, u64 *offset, void *opaque,
hash = gfs2_dir_offset2hash(*offset);
index = hash >> (32 - dip->i_depth);
- if (f_ra && dip->i_hash_cache == NULL)
+ if (dip->i_hash_cache == NULL)
f_ra->start = 0;
lp = gfs2_dir_get_hash_table(dip);
if (IS_ERR(lp))
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