debugfs: Provide a file creation function that also takes an initial size

Provide a file creation function that also takes an initial size so that the
caller doesn't have to set i_size, thus meaning that we don't have to call
deal with ->d_inode in the callers.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 6 deletions

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
index c98a350d857e..4c7fe447e407 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
@@ -91,12 +91,9 @@ static const struct file_operations mem_debugfs_fops = {
 static void add_debugfs_mem(struct adapter *adap, const char *name,
                             unsigned int idx, unsigned int size_mb)
 {
-        struct dentry *de;
-
-        de = debugfs_create_file(name, S_IRUSR, adap->debugfs_root,
-                                 (void *)adap + idx, &mem_debugfs_fops);
-        if (de && de->d_inode)
-                de->d_inode->i_size = size_mb << 20;
+        debugfs_create_file_size(name, S_IRUSR, adap->debugfs_root,
+                                 (void *)adap + idx, &mem_debugfs_fops,
+                                 size_mb << 20);
 }
 
 /* Add an array of Debug FS files.