From 54ef9c9508f582046663db9a8101a3a542003f36 Mon Sep 17 00:00:00 2001
From: TitanMKD <titanmkd@gmail.com>
Date: Fri, 7 Jun 2013 19:37:37 +0200
Subject: [PATCH] hackrf_spiflash added checks & error on fileopen() error for
 read & write.

---
 host/hackrf-tools/src/hackrf_spiflash.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/host/hackrf-tools/src/hackrf_spiflash.c b/host/hackrf-tools/src/hackrf_spiflash.c
index 6a6d6880..f97f2875 100644
--- a/host/hackrf-tools/src/hackrf_spiflash.c
+++ b/host/hackrf-tools/src/hackrf_spiflash.c
@@ -158,6 +158,11 @@ int main(int argc, char** argv)
 	if( write )
 	{
 		fd = fopen(path, "rb");
+		if(fd == NULL)
+		{
+			printf("Error to open file %s\n", path);
+			return EXIT_FAILURE;
+		}
 		/* Get size of the file  */
 		fseek(fd, 0, SEEK_END); /* Not really portable but work on major OS Linux/Win32 */
 		length = ftell(fd);
@@ -185,6 +190,11 @@ int main(int argc, char** argv)
 
 	if (read) {
 		fd = fopen(path, "wb");
+		if(fd == NULL)
+		{
+			printf("Error to open file %s\n", path);
+			return EXIT_FAILURE;
+		}
 	}
 
 	if (fd == NULL) {