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Nathan Chancellor authored
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 in the IBMVSCSI_HOST_ACTION_UNBLOCK case statement then shuffle IBMVSCSI_HOST_ACTION_NONE down to the default case statement and make it return early so that rc is never used uninitialized in this function. Fixes: 035a3c4046b5 ("scsi: ibmvscsi: redo driver work thread to use enum action states") Link: https://github.com/ClangBuiltLinux/linux/issues/502Suggested-by:
Michael Ellerman <mpe@ellerman.id.au> Suggested-by:
Tyrel Datwyler <tyreld@linux.ibm.com> Signed-off-by:
Nathan Chancellor <natechancellor@gmail.com> Acked-by:
Tyrel Datwyler <tyreld@linux.ibm.com> Signed-off-by:
Martin K. Petersen <martin.petersen@oracle.com>
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