On 06/03/2019 03:19 PM, Nathan Chancellor wrote:
> clang warns:
>
> drivers/scsi/ibmvscsi/ibmvscsi.c:2126:7: warning: variable 'rc' is used
> uninitialized whenever switch case is taken [-Wsometimes-uninitialized]
> case IBMVSCSI_HOST_ACTION_NONE:
> ^~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/scsi/ibmvscsi/ibmvscsi.c:2151:6: note: uninitialized use occurs
> here
> if (rc) {
> ^~
>
> Initialize rc to zero in the case statements that clang mentions so that
> the atomic_set and dev_err statement don't trigger for them.
>
> Fixes: 035a3c4046b5 ("scsi: ibmvscsi: redo driver work thread to use enum
> action states")
> Link: https://github.com/ClangBuiltLinux/linux/issues/502
> Suggested-by: Michael Ellerman <[email protected]>
> Signed-off-by: Nathan Chancellor <[email protected]>
Acked-by: Tyrel Datwyler <[email protected]>
