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| /// Find missing pci_free_consistent for every pci_alloc_consistent.
| ///
| // Confidence: Moderate
| // Copyright: (C) 2013 Petr Strnad. GPLv2.
| // URL: http://coccinelle.lip6.fr/
| // Keywords: pci_free_consistent, pci_alloc_consistent
| // Options: --no-includes --include-headers
|
| virtual report
| virtual org
|
| @search@
| local idexpression id;
| expression x,y,z,e;
| position p1,p2;
| type T;
| @@
|
| id = pci_alloc_consistent@p1(x,y,&z)
| ... when != e = id
| if (id == NULL || ...) { ... return ...; }
| ... when != pci_free_consistent(x,y,id,z)
| when != if (id) { ... pci_free_consistent(x,y,id,z) ... }
| when != if (y) { ... pci_free_consistent(x,y,id,z) ... }
| when != e = (T)id
| when exists
| (
| return 0;
| |
| return 1;
| |
| return id;
| |
| return@p2 ...;
| )
|
| @script:python depends on report@
| p1 << search.p1;
| p2 << search.p2;
| @@
|
| msg = "ERROR: missing pci_free_consistent; pci_alloc_consistent on line %s and return without freeing on line %s" % (p1[0].line,p2[0].line)
| coccilib.report.print_report(p2[0],msg)
|
| @script:python depends on org@
| p1 << search.p1;
| p2 << search.p2;
| @@
|
| msg = "ERROR: missing pci_free_consistent; pci_alloc_consistent on line %s and return without freeing on line %s" % (p1[0].line,p2[0].line)
| cocci.print_main(msg,p1)
| cocci.print_secs("",p2)
|
|
