[PATCH] libosmocore[master]: vty/vty.c: Check return value of tc{get, set}attr() calls

[Harald Welte]

Review at  https://gerrit.osmocom.org/1298

vty/vty.c: Check return value of tc{get,set}attr() calls

Change-Id: I488ebf882ea12d5f9136563234c0da1018ea2ccd
Fixes: Coverity CID 57638
---
M src/vty/vty.c
1 file changed, 6 insertions(+), 1 deletion(-)


  git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/98/1298/1

diff --git a/src/vty/vty.c b/src/vty/vty.c
index 88ed937..31e0a17 100644
--- a/src/vty/vty.c
+++ b/src/vty/vty.c
@@ -1489,10 +1489,15 @@
   struct vty *vty;
 
 	struct termios t;
+	int rc;
 
-	tcgetattr(vty_sock, &t);
+	rc = tcgetattr(vty_sock, &t);
+	if (rc < 0)
+		return NULL;
 	cfmakeraw(&t);
 	tcsetattr(vty_sock, TCSANOW, &t);
+	if (rc < 0)
+		return NULL;
 
   /* Allocate new vty structure and set up default values. */
   vty = vty_new ();

-- 
To view, visit https://gerrit.osmocom.org/1298
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I488ebf882ea12d5f9136563234c0da1018ea2ccd
Gerrit-PatchSet: 1
Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>