linux-kernel - Re: [PATCH] perf dso: Fix build when libunwind is enabled

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Message-ID: <0ae7232e-e75e-488e-b781-6c291aa284aa@arm.com>
Date: Wed, 17 Jul 2024 20:45:56 +0100
From: Leo Yan <leo.yan@....com>
To: James Clark <james.clark@...aro.org>, linux-perf-users@...r.kernel.org
Cc: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>,
 Arnaldo Carvalho de Melo <acme@...nel.org>,
 Namhyung Kim <namhyung@...nel.org>, Mark Rutland <mark.rutland@....com>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>,
 Adrian Hunter <adrian.hunter@...el.com>,
 "Liang, Kan" <kan.liang@...ux.intel.com>,
 Athira Rajeev <atrajeev@...ux.vnet.ibm.com>, Leo Yan <leo.yan@...ux.dev>,
 Yunseong Kim <yskelg@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf dso: Fix build when libunwind is enabled

On 7/15/2024 10:47 AM, James Clark wrote:
> 
> Now that symsrc_filename is always accessed through an accessor, we also
> need a free() function for it to avoid the following compilation error:
> 
>   util/unwind-libunwind-local.c:416:12: error: lvalue required as unary
>     ‘&’ operand
>   416 |      zfree(&dso__symsrc_filename(dso));
> 
> Fixes: 1553419c3c10 ("perf dso: Fix address sanitizer build")
> Signed-off-by: James Clark <james.clark@...aro.org>

Tested-by: Leo Yan <leo.yan@....com>