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spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 11/13/25 20:09, David Hildenbrand (Red Hat) wrote: > On 13.11.25 06:13, Balbir Singh wrote: >> ret of type vm_fault_t is reused to capture the return value of >> nouveau_dmem_copy_folio(), which returns an int. Use a new copy_ret >> to fix the issue. The issue is not new, prior to this the function >> called was called nouveau_dmem_copy_one() and ret was used to capture >> it's value. >> >> Reported-by: kernel test robot >> Closes: https://lore.kernel.org/oe-kbuild-all/202511121922.oP20Lzb8-lkp@intel.com/ > > It's a sparse warning, is there any runtime effect? > No impact really, it's just a sparse warning >> >> Cc: Andrew Morton >> Cc: David Hildenbrand >> Cc: Zi Yan >> Cc: Joshua Hahn >> Cc: Rakie Kim >> Cc: Byungchul Park >> Cc: Gregory Price >> Cc: Ying Huang >> Cc: Alistair Popple >> Cc: Oscar Salvador >> Cc: Lorenzo Stoakes >> Cc: Baolin Wang >> Cc: "Liam R. Howlett" >> Cc: Nico Pache >> Cc: Ryan Roberts >> Cc: Dev Jain >> Cc: Barry Song >> Cc: Lyude Paul >> Cc: Danilo Krummrich >> Cc: David Airlie >> Cc: Simona Vetter >> Cc: Ralph Campbell >> Cc: Mika Penttilä >> Cc: Matthew Brost >> Cc: Francois Dugast >> > > Fixes: ? Or is does this just fix a sparse warning and nothing "real" we could run into and cause problems? > > There is no "real" impact, it's a warning about the type mismatch. The return value is checked as a boolean. There is no need to backport to stable, IMHO Balbir