Fix NULL pointer dereference on PaX/GRSecurity patched Linux 3.3 and later kernels

[zfs.git] / configure

diff --git a/configure b/configure
index 245113e..4c1c210 100755 (executable)
--- a/configure
+++ b/configure
@@ -15280,14 +15280,15 @@ cat >>conftest.$ac_ext <<_ACEOF
 
                #include <linux/fs.h>
 
+               int show_options (struct seq_file * x, struct dentry * y) { return 0; };
+               static struct super_operations sops __attribute__ ((unused)) = {
+                       .show_options = show_options,
+               };
+
 int
 main (void)
 {
 
-               int (*show_options) (struct seq_file *, struct dentry *) = NULL;
-               struct super_operations sops __attribute__ ((unused));
-
-               sops.show_options = show_options;
 
   ;
   return 0;
@@ -21807,14 +21808,15 @@ cat >>conftest.$ac_ext <<_ACEOF
 
                #include <linux/fs.h>
 
+               int show_options (struct seq_file * x, struct dentry * y) { return 0; };
+               static struct super_operations sops __attribute__ ((unused)) = {
+                       .show_options = show_options,
+               };
+
 int
 main (void)
 {
 
-               int (*show_options) (struct seq_file *, struct dentry *) = NULL;
-               struct super_operations sops __attribute__ ((unused));
-
-               sops.show_options = show_options;
 
   ;
   return 0;