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SubjectRe: [PATCH] zram: fix error return codes not being returned in writeback_store
On Thu, Nov 28, 2019 at 12:29:58PM +0000, Colin King wrote:
> From: Colin Ian King <>
> Currently when an error code -EIO or -ENOSPC in the for-loop of
> writeback_store the error code is being overwritten by a ret = len
> assignment at the end of the function and the error codes are being
> lost. Fix this by assigning ret = len at the start of the function
> and remove the assignment from the end, hence allowing ret to be
> preserved when error codes are assigned to it.
> Addresses-Coverity: ("Unused value")
> Fixes: a939888ec38b ("zram: support idle/huge page writeback")
> Signed-off-by: Colin Ian King <>
Acked-by: Minchan Kim <>


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