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Based on 1 normalized pattern(s): gplv2 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 58 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081207.556988620@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
115 lines
2.4 KiB
Plaintext
115 lines
2.4 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0-only
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/// Make sure pm_runtime_* calls does not use unnecessary IS_ERR_VALUE
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///
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// Keywords: pm_runtime
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// Confidence: Medium
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// Copyright (C) 2013 Texas Instruments Incorporated -
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// URL: http://coccinelle.lip6.fr/
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// Options: --include-headers
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virtual patch
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virtual context
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virtual org
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virtual report
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//----------------------------------------------------------
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// Detection
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//----------------------------------------------------------
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@runtime_bad_err_handle exists@
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expression ret;
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position p;
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@@
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(
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ret@p = \(pm_runtime_idle\|
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pm_runtime_suspend\|
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pm_runtime_autosuspend\|
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pm_runtime_resume\|
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pm_request_idle\|
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pm_request_resume\|
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pm_request_autosuspend\|
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pm_runtime_get\|
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pm_runtime_get_sync\|
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pm_runtime_put\|
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pm_runtime_put_autosuspend\|
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pm_runtime_put_sync\|
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pm_runtime_put_sync_suspend\|
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pm_runtime_put_sync_autosuspend\|
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pm_runtime_set_active\|
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pm_schedule_suspend\|
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pm_runtime_barrier\|
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pm_generic_runtime_suspend\|
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pm_generic_runtime_resume\)(...);
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...
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IS_ERR_VALUE(ret)
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...
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)
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//----------------------------------------------------------
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// For context mode
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//----------------------------------------------------------
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@depends on context@
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identifier pm_runtime_api;
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expression ret;
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position runtime_bad_err_handle.p;
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@@
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(
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ret@p = pm_runtime_api(...);
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...
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* IS_ERR_VALUE(ret)
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...
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)
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//----------------------------------------------------------
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// For patch mode
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//----------------------------------------------------------
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@depends on patch@
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identifier pm_runtime_api;
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expression ret;
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position runtime_bad_err_handle.p;
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@@
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(
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ret@p = pm_runtime_api(...);
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...
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- IS_ERR_VALUE(ret)
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+ ret < 0
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...
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)
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//----------------------------------------------------------
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// For org and report mode
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//----------------------------------------------------------
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@r depends on (org || report) exists@
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position p1, p2;
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identifier pm_runtime_api;
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expression ret;
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position runtime_bad_err_handle.p;
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@@
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(
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ret@p = pm_runtime_api@p1(...);
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...
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IS_ERR_VALUE@p2(ret)
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...
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)
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@script:python depends on org@
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p1 << r.p1;
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p2 << r.p2;
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pm_runtime_api << r.pm_runtime_api;
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@@
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cocci.print_main(pm_runtime_api,p1)
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cocci.print_secs("IS_ERR_VALUE",p2)
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@script:python depends on report@
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p1 << r.p1;
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p2 << r.p2;
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pm_runtime_api << r.pm_runtime_api;
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@@
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msg = "%s returns < 0 as error. Unecessary IS_ERR_VALUE at line %s" % (pm_runtime_api, p2[0].line)
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coccilib.report.print_report(p1[0],msg)
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