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git/contrib/coccinelle/free.cocci

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remove unnecessary NULL check before free(3) free(3) handles NULL pointers just fine. Add a semantic patch for removing unnecessary NULL checks before calling this function, and apply it on the code base. Signed-off-by: Rene Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-10-08 17:14:57 +03:00
@@
expression E;
@@
- if (E)
free(E);
cocci: detect useless free(3) calls Add a semantic patch for removing checks that cause free(3) to only be called with a NULL pointer, as that must be a programming mistake. Signed-off-by: Rene Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-02-11 16:58:44 +03:00
@@
expression E;
@@
- if (!E)
free(E);