numam-dpdk/devtools/cocci/zero_length_array.cocci
Bruce Richardson beeed9d92a cocci: add script for zero-length arrays in structs
Add script to replace [0] with [] when used at the end of a struct.
The script also includes an additional struct member to match against so
as to avoid issues with arrays with only a single zero-length element.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
2022-06-07 16:44:21 +02:00

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// Replace zero-length array members with []
@@
identifier st, member, arr;
type T1, T2;
@@
struct st {
...
T1 member;
- T2 arr[0];
+ T2 arr[];
};
@@
identifier st, member, arr, id;
type T1, T2;
@@
struct st {
...
T1 member;
- T2 arr[0];
+ T2 arr[];
} id;