[rtems commit] gr_cpci_gr740.c: Unchecked return value from library ( CID #1437630)

[Joel Sherrill]

Module:    rtems
Branch:    master
Commit:    f804778881334484724b42335cac5dedaa242ed7
Changeset: http://git.rtems.org/rtems/commit/?id=f804778881334484724b42335cac5dedaa242ed7

Author:    Ryan Long <ryan.long at oarcorp.com>
Date:      Tue Mar  2 13:25:53 2021 -0500

gr_cpci_gr740.c: Unchecked return value from library (CID #1437630)

CID 1437630: Unchecked return value from library in gr_cpci_gr740_init1().

Closes #4290

---

 bsps/sparc/shared/pci/gr_cpci_gr740.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bsps/sparc/shared/pci/gr_cpci_gr740.c b/bsps/sparc/shared/pci/gr_cpci_gr740.c
index 95f5b94..96cb219 100644
--- a/bsps/sparc/shared/pci/gr_cpci_gr740.c
+++ b/bsps/sparc/shared/pci/gr_cpci_gr740.c
@@ -455,6 +455,7 @@ int gr_cpci_gr740_init1(struct drvmgr_dev *dev)
 	int status, i;
 	union drvmgr_key_value *value;
 	int resources_cnt;
+	int sc;
 
 	priv = dev->priv;
 	if (!priv)
@@ -471,7 +472,8 @@ int gr_cpci_gr740_init1(struct drvmgr_dev *dev)
 
 	strcpy(priv->prefix, "/dev/gr740_0");
 	priv->prefix[11] += dev->minor_drv;
-	mkdir(priv->prefix, S_IRWXU | S_IRWXG | S_IRWXO);
+	sc = mkdir(priv->prefix, S_IRWXU | S_IRWXG | S_IRWXO);
+	_Assert_Unused_variable_equals(sc, 0);
 	priv->prefix[12] = '/';
 	priv->prefix[13] = '\0';