[Xen-changelog] [xen master] libxc: add assertion to avoid setting same bit more than once

[patchbot@xxxxxxx]

commit a7b39c8bd6cba3fe1c8012987b9e28bdbac7e92d
Author:     Wei Liu <wei.liu2@xxxxxxxxxx>
AuthorDate: Sun Sep 6 21:05:39 2015 +0100
Commit:     Ian Campbell <ian.campbell@xxxxxxxxxx>
CommitDate: Mon Sep 7 11:54:30 2015 +0100

    libxc: add assertion to avoid setting same bit more than once
    
    Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
    Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 tools/libxc/xc_sr_restore.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/tools/libxc/xc_sr_restore.c b/tools/libxc/xc_sr_restore.c
index 924dd55..f48e7fc 100644
--- a/tools/libxc/xc_sr_restore.c
+++ b/tools/libxc/xc_sr_restore.c
@@ -181,6 +181,7 @@ static int pfn_set_populated(struct xc_sr_context *ctx, 
xen_pfn_t pfn)
         ctx->restore.max_populated_pfn = new_max;
     }
 
+    assert(!test_bit(pfn, ctx->restore.populated_pfns));
     set_bit(pfn, ctx->restore.populated_pfns);
 
     return 0;
--
generated by git-patchbot for /home/xen/git/xen.git#master

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