[PATCH] nvmet: remove redundant assignment after left shift

[Keith Busch]

On Fri, Mar 18, 2022 at 01:30:14AM +0000, Colin Ian King wrote:
> The left shift is followed by a re-assignment back to cc_css,
> the assignment is redundant. Fix this by replacing the <<=
> operator with << instead.
> 
> Cleans up clang scan build warning:
> drivers/nvme/target/core.c:1124:10: warning: Although the value
> stored to 'cc_css' is used in the enclosing expression, the
> value is never actually read from 'cc_css' [deadcode.DeadStores]

Looks good.

Reviewed-by: Keith Busch <kbusch at kernel.org>