Warnings before patch:
files: ['include/net/page_pool/helpers.h']
Warning: include/net/page_pool/helpers.h:92 No description found for return value of 'page_pool_dev_alloc_pages'
Warning: include/net/page_pool/helpers.h:232 No description found for return value of 'page_pool_get_dma_dir'
Warning: include/net/page_pool/helpers.h:445 No description found for return value of 'page_pool_get_dma_addr'
Warning: include/net/page_pool/helpers.h:92 No description found for return value of 'page_pool_dev_alloc_pages'
Warning: include/net/page_pool/helpers.h:232 No description found for return value of 'page_pool_get_dma_dir'
Warning: include/net/page_pool/helpers.h:445 No description found for return value of 'page_pool_get_dma_addr'

Current warnings:
files: ['include/net/page_pool/helpers.h']
Warning: include/net/page_pool/helpers.h:92 No description found for return value of 'page_pool_dev_alloc_pages'
Warning: include/net/page_pool/helpers.h:252 No description found for return value of 'page_pool_get_dma_dir'
Warning: include/net/page_pool/helpers.h:465 No description found for return value of 'page_pool_get_dma_addr'
Warning: include/net/page_pool/helpers.h:92 No description found for return value of 'page_pool_dev_alloc_pages'
Warning: include/net/page_pool/helpers.h:252 No description found for return value of 'page_pool_get_dma_dir'
Warning: include/net/page_pool/helpers.h:465 No description found for return value of 'page_pool_get_dma_addr'

Warnings before: 6 after: 6