From: Roy Marples <roy@marples.name>
Date: Fri, 6 May 2016 12:51:01 +0000 (+0000)
Subject: Check a calloc failure.
X-Git-Tag: v6.11.0~23
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=00f2cab5caa28a9dcef1816a25f66a165331f91a;p=thirdparty%2Fdhcpcd.git

Check a calloc failure.
---

diff --git a/dev.c b/dev.c
index cbf97626..01f3ef6f 100644
--- a/dev.c
+++ b/dev.c
@@ -103,7 +103,11 @@ dev_start2(struct dhcpcd_ctx *ctx, const char *name)
 		dlclose(h);
 		return -1;
 	}
-	ctx->dev = calloc(1, sizeof(*ctx->dev));
+	if ((ctx->dev = calloc(1, sizeof(*ctx->dev))) == NULL) {
+		logger(ctx, LOG_ERR, "%s: calloc: %m", __func__);
+		dlclose(h);
+		return -1;
+	}
 	dev_dhcpcd.handle_interface = &dhcpcd_handleinterface;
 	fptr(ctx->dev, &dev_dhcpcd);
 	if (ctx->dev->start  == NULL || (r = ctx->dev->start()) == -1) {