sw: drv: Add condition to check Invaid VME dev

A NULL check condition is added to warn about uninitialized and invalid vme device. Signed-off-by: Mamta Shukla <mamta.ramendra.shukla@cern.ch> Suggested-by: Federico Vaga <federico.vaga@cern.ch>

sw: drv: Add condition to check Invaid VME dev
A NULL check condition is added to warn about uninitialized and invalid vme device. Signed-off-by: Mamta Shukla <mamta.ramendra.shukla@cern.ch> Suggested-by: Federico Vaga <federico.vaga@cern.ch>
fa4cfedf · Mamta Shukla · 255529ba · fa4cfedf
Commit fa4cfedf authored Oct 27, 2020 by Mamta Shukla
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svec-core.c software/kernel/svec-core.c +4 -1

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--- a/software/kernel/svec-core.c
+++ b/software/kernel/svec-core.c
@@ -30,7 +30,7 @@
 #include <linux/uaccess.h>
 #include <linux/vmalloc.h>
 #include <linux/fpga/fpga-mgr.h>
-#include <vmebus.h>
+#include "vmebus.h"

 #include "svec.h"
 #include "svec-compat.h"
@@ -528,6 +528,9 @@ static int svec_probe(struct device *dev, unsigned int ndev)
 	struct svec_dev *svec;
 	int err;

+	if (WARN(dev == NULL, "Invalid VME Device\n"))
+		return -1;
+
 	svec = kzalloc(sizeof(struct svec_dev), GFP_KERNEL);
 	if (!svec) {
 		err = -ENOMEM;