[lvc-project] [PATCH] scsi: hpsa: fix allocation size for scsi_host_alloc()

[Alexey V. Vissarionov]

The 'h' is a pointer to struct ctlr_info, so it's just 4 or 8
bytes, while the structure itself is much bigger.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Fixes: b705690d8d16f708 ("[SCSI] hpsa: combine hpsa_scsi_detect and hpsa_register_scsi")
Signed-off-by: Alexey V. Vissarionov <gremlin at altlinux.org>

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 4dbf51e2623ad543..f6da34850af9dd46 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -5850,7 +5850,7 @@ static int hpsa_scsi_host_alloc(struct ctlr_info *h)
 {
 	struct Scsi_Host *sh;
 
-	sh = scsi_host_alloc(&hpsa_driver_template, sizeof(h));
+	sh = scsi_host_alloc(&hpsa_driver_template, sizeof(struct ctlr_info));
 	if (sh == NULL) {
 		dev_err(&h->pdev->dev, "scsi_host_alloc failed\n");
 		return -ENOMEM;


-- 
Alexey V. Vissarionov
gremlin ПРИ altlinux ТЧК org; +vii-cmiii-ccxxix-lxxix-xlii
GPG: 0D92F19E1C0DC36E27F61A29CD17E2B43D879005 @ hkp://keys.gnupg.net
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