On Thu, Aug 26, 2021 at 02:44:36PM +0000, Sidong Yang wrote:

This patch fixes a warning reported by smatch. It reported that ret
could be returned without initialized. 0 would be proper value for
initializing ret. Because dedupe operations are supposed to to return
0 for a 0 length range.

Signed-off-by: Sidong Yang <redacted>
---
v2:
 - Removed assert and added initializing ret
v3:
 - Changed initializing value to 0

I've slightly rephrased the changelog, added to misc-next, thanks.