Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> wrote: > The return value of dma_map_single() should be checked for errors using > dma_mapping_error(), rather than testing for NULL. Correct this. > > Fixes: 1807da49733e ("ath10k: wmi: add management tx by reference support over wmi") > Cc: stable@xxxxxxxxxxxxxxx > Reported-by: Niklas Cassel <niklas.cassel@xxxxxxxxxx> > Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> Did this fix any real bug? Or is this just something found during code review? -- https://patchwork.kernel.org/patch/11183923/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches