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Namhyung Kim committed 03cd2094996
perf session: Free environment information when deleting session The perf session environment information was saved (so allocated) during perf_session__open, but was not freed. As free(3) handles NULL pointer input properly it won't cause a issue for writing modes - e.g. perf record Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Andi Kleen <andi@firstfloor.org> Cc: Feng Tang <feng.tang@intel.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1353472999-23042-1-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>