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Commit 20419d3a authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
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perf map: Allow map__next() to receive a NULL arg

Just like free(), return NULL in that case, will simplify the
for_each_entry_safe() iterators.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-pbde2ucn49khnrebclys9pny@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent ee2555b6
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