Warnings before patch:
files: ['net/sunrpc/xprtrdma/verbs.c']
Warning: net/sunrpc/xprtrdma/verbs.c:225 No description found for return value of 'rpcrdma_cm_event_handler'
Warning: net/sunrpc/xprtrdma/verbs.c:497 No description found for return value of 'rpcrdma_xprt_connect'
Warning: net/sunrpc/xprtrdma/verbs.c:683 No description found for return value of 'rpcrdma_sendctx_get_locked'
Warning: net/sunrpc/xprtrdma/verbs.c:820 No description found for return value of 'rpcrdma_req_create'
Warning: net/sunrpc/xprtrdma/verbs.c:859 No description found for return value of 'rpcrdma_req_setup'
Warning: net/sunrpc/xprtrdma/verbs.c:1053 No description found for return value of 'rpcrdma_buffer_create'
Warning: net/sunrpc/xprtrdma/verbs.c:1176 No description found for return value of 'rpcrdma_mr_get'
Warning: net/sunrpc/xprtrdma/verbs.c:1208 No description found for return value of 'rpcrdma_buffer_get'
Warning: net/sunrpc/xprtrdma/verbs.c:1278 No description found for return value of 'rpcrdma_regbuf_realloc'
Warning: net/sunrpc/xprtrdma/verbs.c:1302 No description found for return value of '__rpcrdma_regbuf_dma_map'
Warning: net/sunrpc/xprtrdma/verbs.c:225 No description found for return value of 'rpcrdma_cm_event_handler'
Warning: net/sunrpc/xprtrdma/verbs.c:497 No description found for return value of 'rpcrdma_xprt_connect'
Warning: net/sunrpc/xprtrdma/verbs.c:683 No description found for return value of 'rpcrdma_sendctx_get_locked'
Warning: net/sunrpc/xprtrdma/verbs.c:820 No description found for return value of 'rpcrdma_req_create'
Warning: net/sunrpc/xprtrdma/verbs.c:859 No description found for return value of 'rpcrdma_req_setup'
Warning: net/sunrpc/xprtrdma/verbs.c:1053 No description found for return value of 'rpcrdma_buffer_create'
Warning: net/sunrpc/xprtrdma/verbs.c:1176 No description found for return value of 'rpcrdma_mr_get'
Warning: net/sunrpc/xprtrdma/verbs.c:1208 No description found for return value of 'rpcrdma_buffer_get'
Warning: net/sunrpc/xprtrdma/verbs.c:1278 No description found for return value of 'rpcrdma_regbuf_realloc'
Warning: net/sunrpc/xprtrdma/verbs.c:1302 No description found for return value of '__rpcrdma_regbuf_dma_map'

Current warnings:
files: ['net/sunrpc/xprtrdma/verbs.c']
Warning: net/sunrpc/xprtrdma/verbs.c:225 No description found for return value of 'rpcrdma_cm_event_handler'
Warning: net/sunrpc/xprtrdma/verbs.c:497 No description found for return value of 'rpcrdma_xprt_connect'
Warning: net/sunrpc/xprtrdma/verbs.c:683 No description found for return value of 'rpcrdma_sendctx_get_locked'
Warning: net/sunrpc/xprtrdma/verbs.c:820 No description found for return value of 'rpcrdma_req_create'
Warning: net/sunrpc/xprtrdma/verbs.c:859 No description found for return value of 'rpcrdma_req_setup'
Warning: net/sunrpc/xprtrdma/verbs.c:1053 No description found for return value of 'rpcrdma_buffer_create'
Warning: net/sunrpc/xprtrdma/verbs.c:1176 No description found for return value of 'rpcrdma_mr_get'
Warning: net/sunrpc/xprtrdma/verbs.c:1208 No description found for return value of 'rpcrdma_buffer_get'
Warning: net/sunrpc/xprtrdma/verbs.c:1278 No description found for return value of 'rpcrdma_regbuf_realloc'
Warning: net/sunrpc/xprtrdma/verbs.c:1302 No description found for return value of '__rpcrdma_regbuf_dma_map'
Warning: net/sunrpc/xprtrdma/verbs.c:225 No description found for return value of 'rpcrdma_cm_event_handler'
Warning: net/sunrpc/xprtrdma/verbs.c:497 No description found for return value of 'rpcrdma_xprt_connect'
Warning: net/sunrpc/xprtrdma/verbs.c:683 No description found for return value of 'rpcrdma_sendctx_get_locked'
Warning: net/sunrpc/xprtrdma/verbs.c:820 No description found for return value of 'rpcrdma_req_create'
Warning: net/sunrpc/xprtrdma/verbs.c:859 No description found for return value of 'rpcrdma_req_setup'
Warning: net/sunrpc/xprtrdma/verbs.c:1053 No description found for return value of 'rpcrdma_buffer_create'
Warning: net/sunrpc/xprtrdma/verbs.c:1176 No description found for return value of 'rpcrdma_mr_get'
Warning: net/sunrpc/xprtrdma/verbs.c:1208 No description found for return value of 'rpcrdma_buffer_get'
Warning: net/sunrpc/xprtrdma/verbs.c:1278 No description found for return value of 'rpcrdma_regbuf_realloc'
Warning: net/sunrpc/xprtrdma/verbs.c:1302 No description found for return value of '__rpcrdma_regbuf_dma_map'

Warnings before: 20 after: 20