[PATCH] scsi: aic94xx: Fix error return code in asd_process_ms

[Qinglang Miao]

Fix to return the error code -EINVAL when size == 0 after
asd_find_flash_de instead of zero.

Fixes: 2908d778ab3e ("[SCSI] aic94xx: new driver")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Qinglang Miao <miaoqingl...@huawei.com>
---
 drivers/scsi/aic94xx/aic94xx_sds.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/aic94xx/aic94xx_sds.c 
b/drivers/scsi/aic94xx/aic94xx_sds.c
index 105adba55..3aad00458 100644
--- a/drivers/scsi/aic94xx/aic94xx_sds.c
+++ b/drivers/scsi/aic94xx/aic94xx_sds.c
@@ -860,8 +860,10 @@ static int asd_process_ms(struct asd_ha_struct *asd_ha,
                goto out;
        }
 
-       if (size == 0)
+       if (size == 0) {
+               err = -EINVAL;
                goto out;
+       }
 
        err = -ENOMEM;
        manuf_sec = kmalloc(size, GFP_KERNEL);
@@ -989,8 +991,10 @@ static int asd_process_ctrl_a_user(struct asd_ha_struct 
*asd_ha,
                goto out_process;
        }
 
-       if (size == 0)
+       if (size == 0) {
+               err = -EINVAL;
                goto out;
+       }
 
        err = -ENOMEM;
        el = kmalloc(size, GFP_KERNEL);
-- 
2.23.0