[rtems commit] gr_rasta_adcdac.c: Fix Unchecked return value from library (CID #1399780)

[Joel Sherrill]

Module:    rtems
Branch:    master
Commit:    91e38f8a8fab1cce4437578118f899bb22c4d455
Changeset: http://git.rtems.org/rtems/commit/?id=91e38f8a8fab1cce4437578118f899bb22c4d455

Author:    Ryan Long <ryan.long at oarcorp.com>
Date:      Tue Mar  2 13:08:37 2021 -0500

gr_rasta_adcdac.c: Fix Unchecked return value from library (CID #1399780)

CID 1399780: Unchecked return value from library in gr_rasta_adcdac_init1().

Closes #4287

---

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

diff --git a/bsps/shared/grlib/pci/gr_rasta_adcdac.c b/bsps/shared/grlib/pci/gr_rasta_adcdac.c
index 12e35ac..9054967 100644
--- a/bsps/shared/grlib/pci/gr_rasta_adcdac.c
+++ b/bsps/shared/grlib/pci/gr_rasta_adcdac.c
@@ -380,6 +380,7 @@ int gr_rasta_adcdac_init1(struct drvmgr_dev *dev)
 	uint32_t bar0, bar1, bar0_size, bar1_size;
 	union drvmgr_key_value *value;
 	int resources_cnt;
+	int sc;
 
 	priv = grlib_calloc(1, sizeof(*priv));
 	if ( !priv )
@@ -395,7 +396,8 @@ int gr_rasta_adcdac_init1(struct drvmgr_dev *dev)
 
 	strcpy(priv->prefix, "/dev/rastaadcdac0");
 	priv->prefix[16] += 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[17] = '/';
 	priv->prefix[18] = '\0';