libmpathpersist: fix byte swapping for big endian systems

[multipath-tools/.git] / libmpathpersist / mpath_persist.c

diff --git a/libmpathpersist/mpath_persist.c b/libmpathpersist/mpath_persist.c
index 61818e0..4229a94 100644 (file)
--- a/libmpathpersist/mpath_persist.c
+++ b/libmpathpersist/mpath_persist.c
@@ -20,6 +20,7 @@
 #include <ctype.h>
 #include "propsel.h"
 #include "util.h"
+#include "unaligned.h"
 
 #include "mpath_persist.h"
 #include "mpathpr.h"
@@ -558,12 +559,7 @@ int mpath_prout_reg(struct multipath *mpp,int rq_servact, int rq_scope,
                }
                if (!rollback && (thread[i].param.status == MPATH_PR_RESERV_CONFLICT)){
                        rollback = 1;
-                       sa_key = 0;
-                       for (i = 0; i < 8; ++i){
-                               if (i > 0)
-                                       sa_key <<= 8;
-                               sa_key |= paramp->sa_key[i];
-                       }
+                       sa_key = get_unaligned_be64(&paramp->sa_key[0]);
                        status = MPATH_PR_RESERV_CONFLICT ;
                }
                if (!rollback && (status == MPATH_PR_SUCCESS)){