[Xen-changelog] [xen stable-4.2] libxc: Fix out-of-memory error handling in xc_cpupool_getinfo()

[patchbot@xxxxxxx]

commit eba76e4112339b2bb9dcac66835c04fd5ba7b5d2
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Wed Jan 22 17:47:21 2014 +0000
Commit:     Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
CommitDate: Wed Feb 12 16:54:31 2014 +0000

    libxc: Fix out-of-memory error handling in xc_cpupool_getinfo()
    
    Avoid freeing info then returning it to the caller.
    
    This is XSA-88.
    
    Coverity-ID: 1056192
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
    (cherry picked from commit d883c179a74111a6804baf8cb8224235242a88fc)
---
 tools/libxc/xc_cpupool.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/tools/libxc/xc_cpupool.c b/tools/libxc/xc_cpupool.c
index 54c76b4..10d8751 100644
--- a/tools/libxc/xc_cpupool.c
+++ b/tools/libxc/xc_cpupool.c
@@ -104,6 +104,7 @@ xc_cpupoolinfo_t *xc_cpupool_getinfo(xc_interface *xch,
     info->cpumap = xc_cpumap_alloc(xch);
     if (!info->cpumap) {
         free(info);
+        info = NULL;
         goto out;
     }
     info->cpupool_id = sysctl.u.cpupool_op.cpupool_id;
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.2

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