OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	11/17/2022 06:42:18 AM	rwxr-xr-x
📁 alloc	-	11/17/2022 06:42:23 AM	rwxr-xr-x
📄 check_bq27xxx_data.cocci	3.42 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 d_find_alias.cocci	1.28 KB	01/28/2018 09:20:33 PM	rw-r--r--
📁 debugfs	-	11/17/2022 06:42:23 AM	rwxr-xr-x
📄 drm-get-put.cocci	1.93 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 err_cast.cocci	1.07 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 kstrdup.cocci	2.4 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 memdup.cocci	1.35 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 memdup_user.cocci	1.28 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 platform_no_drv_owner.cocci	3.78 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pm_runtime.cocci	2.34 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ptr_ret.cocci	1.77 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 resource_size.cocci	2.07 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 simple_open.cocci	1.21 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 stream_open.cocci	7.6 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 vma_pages.cocci	1.48 KB	01/28/2018 09:20:33 PM	rw-r--r--

Editing: pm_runtime.cocci

/// Make sure pm_runtime_* calls does not use unnecessary IS_ERR_VALUE
///
// Keywords: pm_runtime
// Confidence: Medium
// Copyright (C) 2013 Texas Instruments Incorporated - GPLv2.
// URL: http://coccinelle.lip6.fr/
// Options: --include-headers

virtual patch
virtual context
virtual org
virtual report

//----------------------------------------------------------
//  Detection
//----------------------------------------------------------

//----------------------------------------------------------
//  For context mode
//----------------------------------------------------------

@depends on context@
identifier pm_runtime_api;
expression ret;
position runtime_bad_err_handle.p;
@@
(
ret@p = pm_runtime_api(...);
...
* IS_ERR_VALUE(ret)
...
)

//----------------------------------------------------------
//  For patch mode
//----------------------------------------------------------

@depends on patch@
identifier pm_runtime_api;
expression ret;
position runtime_bad_err_handle.p;
@@
(
ret@p = pm_runtime_api(...);
...
- IS_ERR_VALUE(ret)
+ ret < 0
...
)

//----------------------------------------------------------
//  For org and report mode
//----------------------------------------------------------

@r depends on (org || report) exists@
position p1, p2;
identifier pm_runtime_api;
expression ret;
position runtime_bad_err_handle.p;
@@
(
ret@p = pm_runtime_api@p1(...);
...
IS_ERR_VALUE@p2(ret)
...
)

@script:python depends on org@
p1 << r.p1;
p2 << r.p2;
pm_runtime_api << r.pm_runtime_api;
@@

cocci.print_main(pm_runtime_api,p1)
cocci.print_secs("IS_ERR_VALUE",p2)

@script:python depends on report@
p1 << r.p1;
p2 << r.p2;
pm_runtime_api << r.pm_runtime_api;
@@

msg = "%s returns < 0 as error. Unecessary IS_ERR_VALUE at line %s" % (pm_runtime_api, p2[0].line)
coccilib.report.print_report(p1[0],msg)