linux-kernel - [PATCH] checkpatch: ignore CamelCase for inttypes.h format specifiers

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Date:   Wed, 10 Jun 2020 13:33:07 -0700
From:   Scott Branden <scott.branden@...adcom.com>
To:     Andy Whitcroft <apw@...onical.com>, Joe Perches <joe@...ches.com>
Cc:     BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>,
        linux-kernel@...r.kernel.org,
        Scott Branden <scott.branden@...adcom.com>
Subject: [PATCH] checkpatch: ignore CamelCase for inttypes.h format specifiers

Ignore CamelCase for inttypes.h for fixed integer types format specifiers.
(ex. PRIx32 for uint32_t).

Signed-off-by: Scott Branden <scott.branden@...adcom.com>
---
 scripts/checkpatch.pl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 899e380782c0..9fa90457b270 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5157,6 +5157,8 @@ sub process {
 			    $var =~ /[A-Z][a-z]|[a-z][A-Z]/ &&
 #Ignore Page<foo> variants
 			    $var !~ /^(?:Clear|Set|TestClear|TestSet|)Page[A-Z]/ &&
+#Ignore inttypes.h scanf/printf format specifiers for fixed size integer types
+			    $var !~ /^(?:PRI|SCN)[dxoui](8|16|32|64|PTR|MAX)?$/ &&
 #Ignore SI style variants like nS, mV and dB
 #(ie: max_uV, regulator_min_uA_show, RANGE_mA_VALUE)
 			    $var !~ /^(?:[a-z0-9_]*|[A-Z0-9_]*)?_?[a-z][A-Z](?:_[a-z0-9_]+|_[A-Z0-9_]+)?$/ &&
-- 
2.17.1