Find instances of an open-coded simple_open() and replace them
with calls to simple_open().
Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: Julia Lawall <Julia.Lawall@xxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
Julia,
I couldn't figure out the report mode so please feel free to
add it.
Changes since v1: Add depends on patch
scripts/coccinelle/api/simple_open.cocci | 34 ++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
create mode 100644 scripts/coccinelle/api/simple_open.cocci
diff --git a/scripts/coccinelle/api/simple_open.cocci b/scripts/coccinelle/api/simple_open.cocci
new file mode 100644
index 0000000..87c6285
--- /dev/null
+++ b/scripts/coccinelle/api/simple_open.cocci
@@ -0,0 +1,34 @@
+// This removes an open coded simple_open() function
+// and replaces file operations references to the function
+// with simple_open() instead.
+//
+
+virtual patch
+virtual context
+
+@ open depends on patch @
+identifier open_f != simple_open;
+identifier i, f;
+@@
+-int open_f(struct inode *i, struct file *f)
+-{
+(
+-if (i->i_private)
+-f->private_data = i->i_private;
+|
+-f->private_data = i->i_private;
+)
+-return 0;
+-}
+
+@ has_open depends on open @
+identifier fops;
+identifier open.open_f;
+@@
+struct file_operations fops = {
+...
+-.open = open_f,
++.open = simple_open,
+...
+};
+
--
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.
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