[PATCH 3/3] scsi: aacraid: report -ENOMEM to upper layer from aac_convert_sgraw2()

[Nikola Pajkovsky]

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 <npajkov...@suse.cz>
---
 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 3c354766791e..ca38c2b52b47 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -3956,8 +3956,12 @@ 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);
 
@@ -3981,7 +3985,7 @@ 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) 
{
-- 
2.13.5