Crossword Genius

Unnecessary fuss in a scam — reputation’s ruined (1,5,2,1,6)

Ross

I believe the answer is:

a storm in a teacup

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'unnecessary fuss in a scam reputation's ruined' is the definition.
I know nothing about this answer so I cannot judge whether this works.

'unnecessary fuss in a scam reputation's ruined' is the wordplay.
'a scam reputation' anagrams to 'A STORM IN A TEACUP'.
But, I'm unsure how the anagram is indicated.

Can you help me to learn more?

(Other definitions for a storm in a teacup that I've seen before include "Much Ado about Nothing" , "too much for a trifle" .)

I've seen this clue in The Hindu.
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