state: backend_bucket_circular: Do not leak memory
buf was just allocated, free it before returning an error.

Reported-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent dec7b4d commit af187108cf33826fd3ff2be4469563ae4169fe48
@Sascha Hauer Sascha Hauer authored on 19 Apr 2017
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common/state/backend_bucket_circular.c