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perf config: Fix a memory leak in collect_config()
[ Upstream commit 54569ba ] Detected with gcc's ASan: Direct leak of 66 byte(s) in 5 object(s) allocated from: #0 0x7ff3b1f32070 in __interceptor_strdup (/usr/lib/x86_64-linux-gnu/libasan.so.5+0x3b070) #1 0x560c8761034d in collect_config util/config.c:597 #2 0x560c8760d9cb in get_value util/config.c:169 #3 0x560c8760dfd7 in perf_parse_file util/config.c:285 #4 0x560c8760e0d2 in perf_config_from_file util/config.c:476 #5 0x560c876108fd in perf_config_set__init util/config.c:661 torvalds#6 0x560c87610c72 in perf_config_set__new util/config.c:709 torvalds#7 0x560c87610d2f in perf_config__init util/config.c:718 torvalds#8 0x560c87610e5d in perf_config util/config.c:730 torvalds#9 0x560c875ddea0 in main /home/changbin/work/linux/tools/perf/perf.c:442 torvalds#10 0x7ff3afb8609a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2409a) Signed-off-by: Changbin Du <[email protected]> Reviewed-by: Jiri Olsa <[email protected]> Cc: Alexei Starovoitov <[email protected]> Cc: Daniel Borkmann <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Steven Rostedt (VMware) <[email protected]> Cc: Taeung Song <[email protected]> Fixes: 20105ca ("perf config: Introduce perf_config_set class") Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> Signed-off-by: Sasha Levin <[email protected]>
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