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authorPaolo Bonzini <pbonzini@redhat.com>2015-02-13 23:38:26 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-14 06:21:39 +0100
commitdcaf112365369c3b55bfc37edb634dba32dde57e (patch)
tree012dfc118c3d6aa00f3fc62e822d890501595831 /scripts/checkpatch.pl
parentcheckpatch: ignore __pure $Attribute (diff)
downloadlinux-dcaf112365369c3b55bfc37edb634dba32dde57e.tar.xz
linux-dcaf112365369c3b55bfc37edb634dba32dde57e.zip
checkpatch: fix UNNECESSARY_KERN_LEVEL false positive
KERN_<LEVEL> is never redundant with printk_ratelimited or printk_once. (Except perhaps in the sense that you could use e.g. pr_err_ratelimited or pr_err_once, but that would apply to printk as well). Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Cc: Andy Whitcroft <apw@canonical.com> Acked-by: Joe Perches <joe@perches.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts/checkpatch.pl')
-rwxr-xr-xscripts/checkpatch.pl2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 221a2b245690..f130c93a5656 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -4547,7 +4547,7 @@ sub process {
}
# check for logging functions with KERN_<LEVEL>
- if ($line !~ /printk\s*\(/ &&
+ if ($line !~ /printk(?:_ratelimited|_once)?\s*\(/ &&
$line =~ /\b$logFunctions\s*\(.*\b(KERN_[A-Z]+)\b/) {
my $level = $1;
if (WARN("UNNECESSARY_KERN_LEVEL",