From: Stefan Weil <weil@mail.berlios.de>
To: linux390@de.ibm.com
Cc: Stefan Weil <weil@mail.berlios.de>,
Ursula Braun <ursula.braun@de.ibm.com>,
Frank Blaschka <blaschka@linux.vnet.ibm.com>,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] s390: Fix wrong size in memcmp (netiucv)
Date: Sat, 29 Jan 2011 22:33:27 +0100 [thread overview]
Message-ID: <1296336808-2809-1-git-send-email-weil@mail.berlios.de> (raw)
This error was reported by cppcheck:
drivers/s390/net/netiucv.c:568: error: Using sizeof for array given as function argument returns the size of pointer.
sizeof(ipuser) did not result in 16 (as many programmers would have
expected) but sizeof(u8 *), so it is 4 or 8, too small here.
Cc: Ursula Braun <ursula.braun@de.ibm.com>
Cc: linux390@de.ibm.com
Cc: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: linux-s390@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
---
drivers/s390/net/netiucv.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 65ebee0..b6a6356 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -565,7 +565,7 @@ static int netiucv_callback_connreq(struct iucv_path *path,
struct iucv_event ev;
int rc;
- if (memcmp(iucvMagic, ipuser, sizeof(ipuser)))
+ if (memcmp(iucvMagic, ipuser, 16))
/* ipuser must match iucvMagic. */
return -EINVAL;
rc = -EINVAL;
--
1.7.2.3
next reply other threads:[~2011-01-29 21:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-29 21:33 Stefan Weil [this message]
2011-01-29 21:33 ` [PATCH 2/2] s390: Fix possibly wrong size in strncmp (smsglucv) Stefan Weil
2011-01-29 21:38 ` Jesper Juhl
2011-01-29 22:08 ` Andreas Schwab
2011-01-29 23:00 ` Stefan Weil
2011-01-30 12:01 ` Geert Uytterhoeven
2011-01-31 10:44 ` Ursula Braun
2011-01-31 10:37 ` [PATCH 1/2] s390: Fix wrong size in memcmp (netiucv) Ursula Braun
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