- "\<" and "\>" can be safely replaced with "<" and ">"

- "$var =~ /^string$/" is better written "$var eq 'string'"

- $i is better written without the double quotes

- it's not safe to use for without "my"ing the iteration variable

- "print foreach @array" is better written "print @array"

- declare variables

- ".*" is useless at the end of a regexp

- "$a[@A] = $foo" is a rather obfuscated syntax for "push @A, $foo"...
  let's not opencoding language basic operators...

- ignoring return value from a regexp is very bad: this can results in
  working on previous value of $1, $2, ...
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>