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include/ and checkpatch: prefer __scanf to __attribute__((format(scanf,...)

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It's equivalent to __printf, so prefer __scanf.

Signed-off-by: Joe Perches <joe@perches.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
2012-03-23 15:02:16 -07:00
committed by Linus Torvalds
parent 97e834c504
commit 6061d949dd
4 changed files with 14 additions and 7 deletions
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6
scripts/checkpatch.pl
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@@ -3123,6 +3123,12 @@ sub process {
"__printf(string-index, first-to-check) is preferred over __attribute__((format(printf, string-index, first-to-check)))\n" . $herecurr);
}
# Check for __attribute__ format(scanf, prefer __scanf
if ($line =~ /\b__attribute__\s*\(\s*\(\s*format\s*\(\s*scanf\b/) {
WARN("PREFER_SCANF",
"__scanf(string-index, first-to-check) is preferred over __attribute__((format(scanf, string-index, first-to-check)))\n" . $herecurr);
}
# check for sizeof(&)
if ($line =~ /\bsizeof\s*\(\s*\&/) {
WARN("SIZEOF_ADDRESS",