From 96676246981b8321fb7bcaf51147f3be7c436af5 Mon Sep 17 00:00:00 2001 From: Nikola Pajkovsky Date: Tue, 29 Aug 2017 13:59:04 +0200 Subject: [PATCH] scsi: aacraid: report -ENOMEM to upper layer from aac_convert_sgraw2() aac_convert_sgraw2() kmalloc memory and return -1 on error, which should be -ENOMEM. However, nobody is checking return value, so with this change, -ENOMEM is propagated to upper layer. Signed-off-by: Nikola Pajkovsky Reviewed-by: Raghava Aditya Renukunta Signed-off-by: Martin K. Petersen --- drivers/scsi/aacraid/aachba.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 1943a48be3f3..a6619b8f48d9 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -3950,8 +3950,12 @@ static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, if (!err_found) break; } - if (i > 0 && nseg_new <= sg_max) - aac_convert_sgraw2(rio2, i, nseg, nseg_new); + if (i > 0 && nseg_new <= sg_max) { + int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); + + if (ret < 0) + return ret; + } } else rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); @@ -3975,7 +3979,7 @@ static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); if (sge == NULL) - return -1; + return -ENOMEM; for (i = 1, pos = 1; i < nseg-1; ++i) { for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) {