From: Bert Vermeulen <redacted>
Date: Thu, 2 Aug 2012 19:42:37 +0000 (+0200)
Subject: asix-sigma: properly init driver-private storage
X-Git-Tag: dsupstream~746
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=b32503cccdf88769619dc9a2ca3566d06040c1b4;p=libsigrok.git

asix-sigma: properly init driver-private storage
---

diff --git a/hardware/asix-sigma/asix-sigma.c b/hardware/asix-sigma/asix-sigma.c
index 3538ae2c..7c73a723 100644
--- a/hardware/asix-sigma/asix-sigma.c
+++ b/hardware/asix-sigma/asix-sigma.c
@@ -437,8 +437,13 @@ static void clear_instances(void)
 
 static int hw_init(void)
 {
+	struct drv_context *drvc;
 
-	/* Nothing to do. */
+	if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
+		sr_err("asix-sigma: driver context malloc failed.");
+		return SR_ERR;
+	}
+	adi->priv = drvc;
 
 	return SR_OK;
 }
@@ -780,6 +785,9 @@ static int hw_dev_close(struct sr_dev_inst *sdi)
 static int hw_cleanup(void)
 {
 
+	if (!adi->priv)
+		return SR_OK;
+
 	clear_instances();
 
 	return SR_OK;