X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/2e08fdfc0ef872c968c2e42b7ee0ede42aee14aa..1c8cf81caa1f8d56f8812b73d37cfc62a9815877:/sbr/lock_file.c?ds=sidebyside

diff --git a/sbr/lock_file.c b/sbr/lock_file.c
index 8506faf8..987b922c 100644
--- a/sbr/lock_file.c
+++ b/sbr/lock_file.c
@@ -229,8 +229,13 @@ lkclosedata(int fd, const char *name)
 int
 lkfclosedata(FILE *f, const char *name)
 {
-    int fd = fileno(f);
-    int rc = fclose(f);
+    int fd, rc;
+
+    if (f == NULL)
+    	return 0;
+    
+    fd = fileno(f);
+    rc = fclose(f);
 
     if (datalocktype == DOT_LOCKING)
     	lkclose_dot(fd, name);
@@ -252,8 +257,13 @@ lkclosespool(int fd, const char *name)
 int
 lkfclosespool(FILE *f, const char *name)
 {
-    int fd = fileno(f);
-    int rc = fclose(f);
+    int fd, rc;
+
+    if (f == NULL)
+    	return 0;
+    
+    fd = fileno(f);
+    rc = fclose(f);
 
     if (spoollocktype == DOT_LOCKING)
     	lkclose_dot(fd, name);