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checkpatch: improve parse_email signature checking 

Bare email addresses with non alphanumeric characters require escape
quoting before being substituted in the parse_email routine.

e.g. Reported-by: syzbot+bbd8e9a06452cc48059b@syzkaller.appspotmail.com

Do so.

Link: http://lkml.kernel.org/r/1518631805.3678.12.camel@perches.com
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Dmitry Vyukov <dvyukov@google.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 2018-04-10 16:33:09 -07:00 committed by Linus Torvalds
parent 68c1f08203
commit 85e12066ea
1 changed files with 1 additions and 1 deletions
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2
scripts/checkpatch.pl
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@ -1075,7 +1075,7 @@ sub parse_email {
} elsif ($formatted_email =~ /(\S+\@\S+)(.*)$/) {
$address = $1;
$comment = $2 if defined $2;
$formatted_email =~ s/$address.*$//;
$formatted_email =~ s/\Q$address\E.*$//;
$name = $formatted_email;
$name = trim($name);
$name =~ s/^\"|\"$//g;