cxlflash: a couple off by one bugs
The "> MAX_CONTEXT" should be ">= MAX_CONTEXT". Otherwise we go one
step beyond the end of the cfg->ctx_tbl[] array.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Manoj Kumar <manoj@linux.vnet.ibm.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Acked-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
diff --git a/drivers/scsi/cxlflash/superpipe.c b/drivers/scsi/cxlflash/superpipe.c
index cac2e6a..34b21a0 100644
--- a/drivers/scsi/cxlflash/superpipe.c
+++ b/drivers/scsi/cxlflash/superpipe.c
@@ -1380,7 +1380,7 @@
}
ctxid = cxl_process_element(ctx);
- if (unlikely((ctxid > MAX_CONTEXT) || (ctxid < 0))) {
+ if (unlikely((ctxid >= MAX_CONTEXT) || (ctxid < 0))) {
dev_err(dev, "%s: ctxid (%d) invalid!\n", __func__, ctxid);
rc = -EPERM;
goto err2;
@@ -1508,7 +1508,7 @@
}
ctxid = cxl_process_element(ctx);
- if (unlikely((ctxid > MAX_CONTEXT) || (ctxid < 0))) {
+ if (unlikely((ctxid >= MAX_CONTEXT) || (ctxid < 0))) {
dev_err(dev, "%s: ctxid (%d) invalid!\n", __func__, ctxid);
rc = -EPERM;
goto err1;