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Zero-length arrays are deprecated[1]. Replace all remaining 0-length arrays with flexible arrays. Detected with GCC 13, using -fstrict-flex-arrays=3: In function 'build_rdma_write', inlined from 'c4iw_post_send' at ../drivers/infiniband/hw/cxgb4/qp.c:1173:10: ../drivers/infiniband/hw/cxgb4/qp.c:597:38: warning: array subscript 0 is outside array bounds of 'struct fw_ri_immd[0]' [-Warray-bounds=] 597 | wqe->write.u.immd_src[0].r2 = 0; | ~~~~~~~~~~~~~~~~~~~~~^~~ ../drivers/infiniband/hw/cxgb4/t4fw_ri_api.h: In function 'c4iw_post_send': ../drivers/infiniband/hw/cxgb4/t4fw_ri_api.h:567:35: note: while referencing 'immd_src' 567 | struct fw_ri_immd immd_src[0]; | ^~~~~~~~ Additionally drop the unused C99_NOT_SUPPORTED ifndef lines. [1] https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays Cc: Potnuri Bharat Teja <bharat@chelsio.com> Cc: Jason Gunthorpe <jgg@ziepe.ca> Cc: Leon Romanovsky <leon@kernel.org> Cc: "Gustavo A. R. Silva" <gustavoars@kernel.org> Cc: linux-rdma@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20230105223225.never.252-kees@kernel.org Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: Leon Romanovsky <leon@kernel.org> |
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