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cocci: Add spatch/coccinelle patches for driver porting

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This is an impartial set of transformations to help port the drivers to
the new interfaces.
This commit is contained in:
Benjamin Berg
2019-07-03 23:51:58 +02:00
parent 4640e3f5b0
commit 6ec11a2b26
13 changed files with 1356 additions and 0 deletions
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38
cocci/99-insert-checking-code.cocci Normal file
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@@ -0,0 +1,38 @@
// If we have matches on error conditions, the we likely have a memory
// mangement error.
@ forall @
identifier error;
statement S;
@@
if (<+... g_error_matches(error, ...) ...+>) {
+ _Pragma ("GCC error \"Inserted possibly wrong g_error_free!\"");
+ if (error)
+ g_error_free (error);
...
} else S
@ forall @
identifier error;
@@
if (<+... g_error_matches(error, ...) ...+>) {
+ _Pragma ("GCC error \"Inserted possibly wrong g_error_free!\"");
+ if (error)
+ g_error_free (error);
...
}
@@
expression transfer;
identifier r;
statement S;
@@
(
- r = libusb_cancel_transfer(transfer);
- if (r < 0) S
+ _Pragma("GCC warning \"Removed libusb_cancel_transfer call!\"");
+ g_warning("USB transfer %p should be cancelled but was not due to a lack of code migration!", transfer);
|
- libusb_cancel_transfer(transfer);
+ _Pragma("GCC warning \"Removed libusb_cancel_transfer call!\"");
+ g_warning("USB transfer %p should be cancelled but was not due to a lack of code migration!", transfer);
)