checkpatch: Add acheck for use of sizeof without parenthesis

Kernel style uses parenthesis around sizeof.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2012-07-30 14:41:22 -07:00 committed by Linus Torvalds
parent 4a273195a5
commit 66c80b6077

View File

@ -3265,6 +3265,12 @@ sub process {
"sizeof(& should be avoided\n" . $herecurr);
}
# check for sizeof without parenthesis
if ($line =~ /\bsizeof\s+((?:\*\s*|)$Lval|$Type(?:\s+$Lval|))/) {
WARN("SIZEOF_PARENTHESIS",
"sizeof $1 should be sizeof($1)\n" . $herecurr);
}
# check for line continuations in quoted strings with odd counts of "
if ($rawline =~ /\\$/ && $rawline =~ tr/"/"/ % 2) {
WARN("LINE_CONTINUATIONS",