Use kernel.h macro definition.
Thanks to Julia Lawall for Coccinelle scripting support.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
 
                                for (i=0; i<cfi->cfiq->NumEraseRegions / 2; i++) {
                                        int j = (cfi->cfiq->NumEraseRegions-1)-i;
-                                       __u32 swap;
 
-                                       swap = cfi->cfiq->EraseRegionInfo[i];
-                                       cfi->cfiq->EraseRegionInfo[i] = cfi->cfiq->EraseRegionInfo[j];
-                                       cfi->cfiq->EraseRegionInfo[j] = swap;
+                                       swap(cfi->cfiq->EraseRegionInfo[i],
+                                            cfi->cfiq->EraseRegionInfo[j]);
                                }
                        }
                        /* Set the default CFI lock/unlock addresses */