X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/3c528f5fda84614c430d195624b3e8e18f954a5a..2dcf60f3df145625781982040ae9c80d30e40482:/client/mifarehost.c

diff --git a/client/mifarehost.c b/client/mifarehost.c
index b41c3687..b7cd3b59 100644
--- a/client/mifarehost.c
+++ b/client/mifarehost.c
@@ -412,14 +412,20 @@ int loadTraceCard(uint8_t *tuid, uint8_t uidlen) {
 		memset(buf, 0, sizeof(buf));
 		if (fgets(buf, sizeof(buf), f) == NULL) {
 			PrintAndLog("No trace file found or reading error.");
-			fclose(f);
+			if (f) {
+				fclose(f);
+				f = NULL;
+			}
 			return 2;
 		}
 
 		if (strlen(buf) < 32){
 			if (feof(f)) break;
 			PrintAndLog("File content error. Block data must include 32 HEX symbols");
-			fclose(f);
+			if (f) {
+				fclose(f);
+				f = NULL;
+			}
 			return 2;
 		}
 		for (i = 0; i < 32; i += 2)
@@ -429,7 +435,10 @@ int loadTraceCard(uint8_t *tuid, uint8_t uidlen) {
 
 		blockNum++;
 	}
-	fclose(f);
+	if (f) {
+		fclose(f);
+		f = NULL;
+	}
 	return 0;
 }
 
@@ -447,7 +456,10 @@ int saveTraceCard(void) {
 		fprintf(f,"\n");
 	}
 	fflush(f);
-	fclose(f);
+	if (f) {
+		fclose(f);
+		f = NULL;
+	}
 	return 0;
 }