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checkpatch: add a warning for basename/dirname 

g_path_get_* do the same as g_strdup(basename/dirname(...)) but
without modifying the argument.

Signed-off-by: Julia Suvorova <jusual@mail.ru>
Message-Id: <1519987399-19160-1-git-send-email-jusual@mail.ru>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
master
Julia Suvorova 2018-03-02 13:43:19 +03:00 committed by Paolo Bonzini
parent db84fd973e
commit fb8446d94e
1 changed files with 5 additions and 0 deletions
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5
scripts/checkpatch.pl
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@ -2584,6 +2584,11 @@ sub process {
ERROR("__func__ should be used instead of gcc specific __FUNCTION__\n" . $herecurr);
}
# recommend g_path_get_* over g_strdup(basename/dirname(...))
if ($line =~ /\bg_strdup\s*\(\s*(basename|dirname)\s*\(/) {
WARN("consider using g_path_get_$1() in preference to g_strdup($1())\n" . $herecurr);
}
# recommend qemu_strto* over strto* for numeric conversions
if ($line =~ /\b(strto[^kd].*?)\s*\(/) {
ERROR("consider using qemu_$1 in preference to $1\n" . $herecurr);