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: /lib/modules/5.15.0-1075-aws/build/scripts/coccinelle/misc/ [ drwxr-xr-x ]
name : cstptr.cocci // SPDX-License-Identifier: GPL-2.0-only /// PTR_ERR should be applied before its argument is reassigned, typically /// to NULL /// // Confidence: High // Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. // Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. // URL: http://coccinelle.lip6.fr/ // Comments: // Options: --no-includes --include-headers virtual org virtual report virtual context @r exists@ expression e,e1; constant c; position p1,p2; @@ *e@p1 = c ... when != e = e1 when != &e when != true IS_ERR(e) *PTR_ERR@p2(e) @script:python depends on org@ p1 << r.p1; p2 << r.p2; @@ cocci.print_main("PTR_ERR",p2) cocci.print_secs("assignment",p1) @script:python depends on report@ p1 << r.p1; p2 << r.p2; @@ msg = "ERROR: PTR_ERR applied after initialization to constant on line %s" % (p1[0].line) coccilib.report.print_report(p2[0],msg)