From 92717bc077892d1ce60fee07aee3a33f33909b85 Mon Sep 17 00:00:00 2001 From: James Clark Date: Mon, 15 Jul 2024 10:47:13 +0100 Subject: [PATCH] perf dso: Fix build when libunwind is enabled MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Reviewed-by: Ian Rogers Tested-by: Leo Yan Tested-by: Florian Fainelli Cc: Yunseong Kim Cc: Athira Rajeev Link: https://lore.kernel.org/r/20240715094715.3914813-1-james.clark@linaro.org Signed-off-by: Namhyung Kim --- tools/perf/util/dso.c | 2 +- tools/perf/util/dso.h | 5 +++++ tools/perf/util/unwind-libunwind-local.c | 2 +- 3 files changed, 7 insertions(+), 2 deletions(-) diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c index 2340c4f6d0c2..67414944f245 100644 --- a/tools/perf/util/dso.c +++ b/tools/perf/util/dso.c @@ -1501,7 +1501,7 @@ void dso__delete(struct dso *dso) auxtrace_cache__free(RC_CHK_ACCESS(dso)->auxtrace_cache); dso_cache__free(dso); dso__free_a2l(dso); - zfree(&RC_CHK_ACCESS(dso)->symsrc_filename); + dso__free_symsrc_filename(dso); nsinfo__zput(RC_CHK_ACCESS(dso)->nsinfo); mutex_destroy(dso__lock(dso)); RC_CHK_FREE(dso); diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index 878c1f441868..ed0068251c65 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -602,6 +602,11 @@ static inline void dso__set_symsrc_filename(struct dso *dso, char *val) RC_CHK_ACCESS(dso)->symsrc_filename = val; } +static inline void dso__free_symsrc_filename(struct dso *dso) +{ + zfree(&RC_CHK_ACCESS(dso)->symsrc_filename); +} + static inline enum dso_binary_type dso__symtab_type(const struct dso *dso) { return RC_CHK_ACCESS(dso)->symtab_type; diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c index f6a6f6a91030..16c2b03831f3 100644 --- a/tools/perf/util/unwind-libunwind-local.c +++ b/tools/perf/util/unwind-libunwind-local.c @@ -413,7 +413,7 @@ static int read_unwind_spec_debug_frame(struct dso *dso, __func__, dso__symsrc_filename(dso), debuglink); - zfree(&dso__symsrc_filename(dso)); + dso__free_symsrc_filename(dso); } dso__set_symsrc_filename(dso, debuglink); } else {