Message ID | 1429470246-15988-2-git-send-email-mateusz.kulikowski@gmail.com |
---|---|
State | Not Applicable, archived |
Delegated to: | David Miller |
Headers | show |
On Sun, 2015-04-19 at 21:04 +0200, Mateusz Kulikowski wrote: > Check if memcmp() is used to compare ethernet addresses and suggest using > ether_addr_equal() or ether_addr_equal_unaligned() Hi again Mateusz. This is OK with me. If you ever submit that ether_addr_copy_unaligned patch, please update the checkpatch test for ether_addr_copy too. Joe -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 89b1df4..3a1a01e 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -5035,6 +5035,13 @@ sub process { } } +# Check for memcmp(foo, bar, ETH_ALEN) that could be ether_addr_equal*(foo, bar) + if ($^V && $^V ge 5.10.0 && + $line =~ /^\+(?:.*?)\bmemcmp\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/s) { + WARN("PREFER_ETHER_ADDR_EQUAL", + "Prefer ether_addr_equal() or ether_addr_equal_unaligned() over memcmp()\n" . $herecurr) + } + # typecasts on min/max could be min_t/max_t if ($^V && $^V ge 5.10.0 && defined $stat &&
Check if memcmp() is used to compare ethernet addresses and suggest using ether_addr_equal() or ether_addr_equal_unaligned() Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com> --- scripts/checkpatch.pl | 7 +++++++ 1 file changed, 7 insertions(+)