[PATCH 04/23] checkpatch: add a checkpatch warning for new uses of __initcall().

[Andy Whitcroft]

From: Michael Ellerman <michael@xxxxxxxxxxxxxx>

[apw@xxxxxxxxxxxx: generalise pattern and add tests]
Signed-off-by: Michael Ellerman <michael@xxxxxxxxxxxxxx>
Signed-off-by: Andy Whitcroft <apw@xxxxxxxxxxxx>
---
 scripts/checkpatch.pl |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 5420db6..cf70f12 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2108,6 +2108,10 @@ sub process {
 		if ($line =~ /\bsimple_(strto.*?)\s*\(/) {
 			WARN("consider using strict_$1 in preference to simple_$1\n" . $herecurr);
 		}
+# check for __initcall(), use device_initcall() explicitly please
+		if ($line =~ /^.\s*__initcall\s*\(/) {
+			WARN("please use device_initcall() instead of __initcall()\n" . $herecurr);
+		}
 
 # use of NR_CPUS is usually wrong
 # ignore definitions of NR_CPUS and usage to define arrays as likely right
-- 
1.5.6.rc0.140.ga9675

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