diff options
Diffstat (limited to 'scripts/coccinelle/api')
| -rw-r--r-- | scripts/coccinelle/api/devm_request_and_ioremap.cocci | 105 | ||||
| -rw-r--r-- | scripts/coccinelle/api/pm_runtime.cocci | 109 | ||||
| -rw-r--r-- | scripts/coccinelle/api/ptr_ret.cocci | 14 |
3 files changed, 116 insertions, 112 deletions
diff --git a/scripts/coccinelle/api/devm_request_and_ioremap.cocci b/scripts/coccinelle/api/devm_request_and_ioremap.cocci deleted file mode 100644 index 562ec88b635..00000000000 --- a/scripts/coccinelle/api/devm_request_and_ioremap.cocci +++ /dev/null @@ -1,105 +0,0 @@ -/// Reimplement a call to devm_request_mem_region followed by a call to ioremap -/// or ioremap_nocache by a call to devm_request_and_ioremap. -/// Devm_request_and_ioremap was introduced in -/// 72f8c0bfa0de64c68ee59f40eb9b2683bffffbb0. It makes the code much more -/// concise. -/// -/// -// Confidence: High -// Copyright: (C) 2011 Julia Lawall, INRIA/LIP6. GPLv2. -// Copyright: (C) 2011 Gilles Muller, INRIA/LiP6. GPLv2. -// URL: http://coccinelle.lip6.fr/ -// Comments: -// Options: --no-includes --include-headers - -virtual patch -virtual org -virtual report -virtual context - -@nm@ -expression myname; -identifier i; -@@ - -struct platform_driver i = { .driver = { .name = myname } }; - -@depends on patch@ -expression dev,res,size; -@@ - --if (!devm_request_mem_region(dev, res->start, size, -- \(res->name\|dev_name(dev)\))) { -- ... -- return ...; --} -... when != res->start -( --devm_ioremap(dev,res->start,size) -+devm_request_and_ioremap(dev,res) -| --devm_ioremap_nocache(dev,res->start,size) -+devm_request_and_ioremap(dev,res) -) -... when any - when != res->start - -// this rule is separate from the previous one, because a single file can -// have multiple values of myname -@depends on patch@ -expression dev,res,size; -expression nm.myname; -@@ - --if (!devm_request_mem_region(dev, res->start, size,myname)) { -- ... -- return ...; --} -... when != res->start -( --devm_ioremap(dev,res->start,size) -+devm_request_and_ioremap(dev,res) -| --devm_ioremap_nocache(dev,res->start,size) -+devm_request_and_ioremap(dev,res) -) -... when any - when != res->start - - -@pb depends on org || report || context@ -expression dev,res,size; -expression nm.myname; -position p1,p2; -@@ - -*if - (!devm_request_mem_region@p1(dev, res->start, size, - \(res->name\|dev_name(dev)\|myname\))) { - ... - return ...; -} -... when != res->start -( -*devm_ioremap@p2(dev,res->start,size) -| -*devm_ioremap_nocache@p2(dev,res->start,size) -) -... when any - when != res->start - -@script:python depends on org@ -p1 << pb.p1; -p2 << pb.p2; -@@ - -cocci.print_main("INFO: replace by devm_request_and_ioremap",p1) -cocci.print_secs("",p2) - -@script:python depends on report@ -p1 << pb.p1; -p2 << pb.p2; -@@ - -msg = "INFO: devm_request_mem_region followed by ioremap on line %s can be replaced by devm_request_and_ioremap" % (p2[0].line) -coccilib.report.print_report(p1[0],msg) diff --git a/scripts/coccinelle/api/pm_runtime.cocci b/scripts/coccinelle/api/pm_runtime.cocci new file mode 100644 index 00000000000..f01789e967e --- /dev/null +++ b/scripts/coccinelle/api/pm_runtime.cocci @@ -0,0 +1,109 @@ +/// 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 +//---------------------------------------------------------- + +@runtime_bad_err_handle exists@ +expression ret; +@@ +( +ret = \(pm_runtime_idle\| + pm_runtime_suspend\| + pm_runtime_autosuspend\| + pm_runtime_resume\| + pm_request_idle\| + pm_request_resume\| + pm_request_autosuspend\| + pm_runtime_get\| + pm_runtime_get_sync\| + pm_runtime_put\| + pm_runtime_put_autosuspend\| + pm_runtime_put_sync\| + pm_runtime_put_sync_suspend\| + pm_runtime_put_sync_autosuspend\| + pm_runtime_set_active\| + pm_schedule_suspend\| + pm_runtime_barrier\| + pm_generic_runtime_suspend\| + pm_generic_runtime_resume\)(...); +... +IS_ERR_VALUE(ret) +... +) + +//---------------------------------------------------------- +// For context mode +//---------------------------------------------------------- + +@depends on runtime_bad_err_handle && context@ +identifier pm_runtime_api; +expression ret; +@@ +( +ret = pm_runtime_api(...); +... +* IS_ERR_VALUE(ret) +... +) + +//---------------------------------------------------------- +// For patch mode +//---------------------------------------------------------- + +@depends on runtime_bad_err_handle && patch@ +identifier pm_runtime_api; +expression ret; +@@ +( +ret = pm_runtime_api(...); +... +- IS_ERR_VALUE(ret) ++ ret < 0 +... +) + +//---------------------------------------------------------- +// For org and report mode +//---------------------------------------------------------- + +@r depends on runtime_bad_err_handle exists@ +position p1, p2; +identifier pm_runtime_api; +expression ret; +@@ +( +ret = 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) diff --git a/scripts/coccinelle/api/ptr_ret.cocci b/scripts/coccinelle/api/ptr_ret.cocci index e18f8402e37..dd58dab5d41 100644 --- a/scripts/coccinelle/api/ptr_ret.cocci +++ b/scripts/coccinelle/api/ptr_ret.cocci @@ -7,7 +7,7 @@ // URL: http://coccinelle.lip6.fr/ // Options: --no-includes --include-headers // -// Keywords: ERR_PTR, PTR_ERR, PTR_RET, PTR_ERR_OR_ZERO +// Keywords: ERR_PTR, PTR_ERR, PTR_ERR_OR_ZERO // Version min: 2.6.39 // @@ -62,35 +62,35 @@ position p3; p << r1.p1; @@ -coccilib.org.print_todo(p[0], "WARNING: PTR_RET can be used") +coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") @script:python depends on org@ p << r2.p2; @@ -coccilib.org.print_todo(p[0], "WARNING: PTR_RET can be used") +coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") @script:python depends on org@ p << r3.p3; @@ -coccilib.org.print_todo(p[0], "WARNING: PTR_RET can be used") +coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") @script:python depends on report@ p << r1.p1; @@ -coccilib.report.print_report(p[0], "WARNING: PTR_RET can be used") +coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") @script:python depends on report@ p << r2.p2; @@ -coccilib.report.print_report(p[0], "WARNING: PTR_RET can be used") +coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") @script:python depends on report@ p << r3.p3; @@ -coccilib.report.print_report(p[0], "WARNING: PTR_RET can be used") +coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") |