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Edit File: pm_runtime.cocci

// SPDX-License-Identifier: GPL-2.0-only /// Make sure pm_runtime_* calls does not use unnecessary IS_ERR_VALUE /// // Keywords: pm_runtime // Confidence: Medium // Copyright (C) 2013 Texas Instruments Incorporated - // URL: http://coccinelle.lip6.fr/ // Options: --include-headers virtual patch virtual context virtual org virtual report //---------------------------------------------------------- // Detection //---------------------------------------------------------- @runtime_bad_err_handle exists@ expression ret; position p; @@ ( ret@p = \(pm_runtime_idle\| pm_runtime_suspend\| pm_runtime_autosuspend\| pm_runtime_resume\| pm_request_idle\| pm_request_resume\| pm_request_autosuspend\| pm_runtime_get\| pm_runtime_get_sync\| pm_runtime_put\| pm_runtime_put_autosuspend\| pm_runtime_put_sync\| pm_runtime_put_sync_suspend\| pm_runtime_put_sync_autosuspend\| pm_runtime_set_active\| pm_schedule_suspend\| pm_runtime_barrier\| pm_generic_runtime_suspend\| pm_generic_runtime_resume\)(...); ... IS_ERR_VALUE(ret) ... ) //---------------------------------------------------------- // 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)