linux-kernel - [PATCH] ehca: ret is unsigned, ibmebus_request_irq() negative return ignored in hca_create

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <480FA529.2030800@tiscali.nl>
Date:	Wed, 23 Apr 2008 23:07:53 +0200
From:	Roel Kluin <12o3l@...cali.nl>
To:	hnguyen@...ibm.com, raisch@...ibm.com
CC:	general@...ts.openfabrics.org, lkml <linux-kernel@...r.kernel.org>
Subject: [PATCH] ehca: ret is unsigned, ibmebus_request_irq() negative return
 ignored in hca_create_eq()

diff --git a/drivers/infiniband/hw/ehca/ehca_eq.c b/drivers/infiniband/hw/ehca/ehca_eq.c
index b4ac617..9727235 100644
--- a/drivers/infiniband/hw/ehca/ehca_eq.c
+++ b/drivers/infiniband/hw/ehca/ehca_eq.c
@@ -59,6 +59,7 @@ int ehca_create_eq(struct ehca_shca *shca,
 	u32 i;
 	void *vpage;
 	struct ib_device *ib_dev = &shca->ib_device;
+	int ret2;
 
 	spin_lock_init(&eq->spinlock);
 	spin_lock_init(&eq->irq_spinlock);
@@ -123,18 +124,18 @@ int ehca_create_eq(struct ehca_shca *shca,
 
 	/* register interrupt handlers and initialize work queues */
 	if (type == EHCA_EQ) {
-		ret = ibmebus_request_irq(eq->ist, ehca_interrupt_eq,
+		ret2 = ibmebus_request_irq(eq->ist, ehca_interrupt_eq,
 					  IRQF_DISABLED, "ehca_eq",
 					  (void *)shca);
-		if (ret < 0)
+		if (ret2 < 0)
 			ehca_err(ib_dev, "Can't map interrupt handler.");
 
 		tasklet_init(&eq->interrupt_task, ehca_tasklet_eq, (long)shca);
 	} else if (type == EHCA_NEQ) {
-		ret = ibmebus_request_irq(eq->ist, ehca_interrupt_neq,
+		ret2 = ibmebus_request_irq(eq->ist, ehca_interrupt_neq,
 					  IRQF_DISABLED, "ehca_neq",
 					  (void *)shca);
-		if (ret < 0)
+		if (ret2 < 0)
 			ehca_err(ib_dev, "Can't map interrupt handler.");
 
 		tasklet_init(&eq->interrupt_task, ehca_tasklet_neq, (long)shca);
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/