Hi all, After merging the rdma tree, today's linux-next build (x86_64 allmodconfig) produced this warning:
drivers/infiniband/hw/cxgb4/restrack.c: In function 'fill_res_qp_entry':
drivers/infiniband/hw/cxgb4/restrack.c:140:6: warning: 'last_rq_idx' may be
used uninitialized in this function [-Wmaybe-uninitialized]
if (rdma_nl_put_driver_u32(msg, "idx", idx))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/infiniband/hw/cxgb4/restrack.c:180:20: note: 'last_rq_idx' was declared
here
u16 first_rq_idx, last_rq_idx;
^~~~~~~~~~~
drivers/infiniband/hw/cxgb4/restrack.c:140:6: warning: 'first_rq_idx' may be
used uninitialized in this function [-Wmaybe-uninitialized]
if (rdma_nl_put_driver_u32(msg, "idx", idx))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/infiniband/hw/cxgb4/restrack.c:180:6: note: 'first_rq_idx' was declared
here
u16 first_rq_idx, last_rq_idx;
^~~~~~~~~~~~
drivers/infiniband/hw/cxgb4/restrack.c:228:6: warning: 'last_sq_idx' may be
used uninitialized in this function [-Wmaybe-uninitialized]
if (fill_swsqes(msg, &wq.sq, first_sq_idx, fsp, last_sq_idx, lsp))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/infiniband/hw/cxgb4/restrack.c:228:6: warning: 'first_sq_idx' may be
used uninitialized in this function [-Wmaybe-uninitialized]
Introduced by commit
056f9c7f39bf ("iw_cxgb4: dump detailed driver-specific QP information")
--
Cheers,
Stephen Rothwell
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