The former Welsh international has hit 12 goals in 25 appearances under Barton’s management.
Sunderland are desperate to bring in a new centre forward.
They lost young star Josh Maja to Bordeaux for £3.5million and are keen to replace his goals.
A deal to sign Wigan’s Will Grigg fell through meaning Sunderland had to turn attentions elsewhere.
Ched Evans is closing in on a move to Sunderland (Image: GETTY)
Evans has been firing in the goals this season for Fleetwood (Image: GETTY)
Sunderland have asked Sheffield United to recall the striker (Image: GETTY)
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They then failed with a move for Doncaster’s John Marquis who’s built a reputation as one of the most prolific scorers in the Football League.
Sunderland are currently nine points behind league leaders Luton.
They currently have three games in hand and could close the gap and climb further up the table.
Former player Grand Leadbitter has since returned to the club from Middlesbrough.
Joey Barton will not want to lose the striker (Image: GETTY)
“I’m absolutely delighted to be back, I’m buzzing,” he said upon signing.
“When you’re a born-and-bred Sunderland fan and there’s an opportunity to come back to the football club, well, I was never going to say no I can tell you that.
“I’m here to do a job and help the club. The football club means a lot to me for sentimental reasons, but I’ve spoken to Jack Ross a lot in the last few days, and I’m excited by his plans.
“I share his ambitions and I really can’t wait to get going.”