liquidio: coverity scan errors
From: Stephen Hemminger <stephen@networkplumber.org>
Date: 2017-03-20 15:11:00
This showed up new Coverity scan erros ** CID 1403160: (FORWARD_NULL) /drivers/net/ethernet/cavium/liquidio/lio_main.c: 802 in setup_glists() /drivers/net/ethernet/cavium/liquidio/lio_vf_main.c: 560 in setup_glists() ________________________________________________________________________________________________________ *** CID 1403160: (FORWARD_NULL) /drivers/net/ethernet/cavium/liquidio/lio_main.c: 802 in setup_glists() 796 */ 797 lio->glists_virt_base = kcalloc(num_iqs, sizeof(*lio->glists_virt_base), 798 GFP_KERNEL); 799 lio->glists_dma_base = kcalloc(num_iqs, sizeof(*lio->glists_dma_base), 800 GFP_KERNEL); 801
quoted
quoted
CID 1403160: (FORWARD_NULL) Comparing "lio->glists_dma_base" to null implies that "lio->glists_dma_base" might be null.
802 if (!lio->glists_virt_base || !lio->glists_dma_base) {
803 delete_glists(lio);
804 return -ENOMEM;
805 }
806
807 for (i = 0; i < num_iqs; i++) {
/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c: 560 in setup_glists()
554 */
555 lio->glists_virt_base = kcalloc(num_iqs, sizeof(*lio->glists_virt_base),
556 GFP_KERNEL);
557 lio->glists_dma_base = kcalloc(num_iqs, sizeof(*lio->glists_dma_base),
558 GFP_KERNEL);
559 quoted
quoted
CID 1403160: (FORWARD_NULL) Comparing "lio->glists_dma_base" to null implies that "lio->glists_dma_base" might be null.
560 if (!lio->glists_virt_base || !lio->glists_dma_base) {
561 delete_glists(lio);
562 return -ENOMEM;
563 }
564
565 for (i = 0; i < num_iqs; i++) {
** CID 1403161: Memory - illegal accesses (OVERRUN)