From: Karel Zak <kzak@redhat.com>
Date: Tue, 1 Oct 2013 15:26:33 +0000 (+0200)
Subject: lscpu: don't pass null pointer to string functions [coverity scan]
X-Git-Tag: v2.24-rc2~70
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=bbff0890581a283523d16eb83c09efcc6a5421e3;p=thirdparty%2Futil-linux.git

lscpu: don't pass null pointer to string functions [coverity scan]

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/sys-utils/lscpu-dmi.c b/sys-utils/lscpu-dmi.c
index 8f02779d6e..852817df16 100644
--- a/sys-utils/lscpu-dmi.c
+++ b/sys-utils/lscpu-dmi.c
@@ -155,11 +155,12 @@ static int hypervisor_from_dmi_table(uint32_t base, uint16_t len,
 		data = next;
 		i++;
 	}
-	if (!strcmp(manufacturer, "innotek GmbH"))
+	if (manufacturer && !strcmp(manufacturer, "innotek GmbH"))
 		return HYPER_INNOTEK;
-	else if (strstr(manufacturer, "HITACHI") && strstr(product, "LPAR"))
+	else if (manufacturer && strstr(manufacturer, "HITACHI") &&
+					product && strstr(product, "LPAR"))
 		return HYPER_HITACHI;
-	else if (!strcmp(vendor, "Parallels"))
+	else if (!vendor && strcmp(vendor, "Parallels"))
 		return HYPER_PARALLELS;
 
 	free(buf);