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perf machine: Free root_dir in machine__init() error path

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Free root_dir in machine__init() error path.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180215122635.24029-4-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2018-02-15 13:26:29 +01:00 • committed by Arnaldo Carvalho de Melo
parent c396296146
commit 81f981d7ec
1 changed files with 7 additions and 1 deletions
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8
tools/perf/util/machine.c
View file

@ -50,6 +50,8 @@ static void machine__threads_init(struct machine *machine)
int machine__init(struct machine *machine, const char *root_dir, pid_t pid) int machine__init(struct machine *machine, const char *root_dir, pid_t pid)
{ {
int err = -ENOMEM;
memset(machine, 0, sizeof(*machine)); memset(machine, 0, sizeof(*machine));
map_groups__init(&machine->kmaps, machine); map_groups__init(&machine->kmaps, machine);
RB_CLEAR_NODE(&machine->rb_node); RB_CLEAR_NODE(&machine->rb_node);
@ -79,7 +81,7 @@ int machine__init(struct machine *machine, const char *root_dir, pid_t pid)
char comm[64]; char comm[64];
if (thread == NULL) if (thread == NULL)
return -ENOMEM; goto out;
snprintf(comm, sizeof(comm), "[guest/%d]", pid); snprintf(comm, sizeof(comm), "[guest/%d]", pid);
thread__set_comm(thread, comm, 0); thread__set_comm(thread, comm, 0);
@ -87,7 +89,11 @@ int machine__init(struct machine *machine, const char *root_dir, pid_t pid)
} }
machine->current_tid = NULL; machine->current_tid = NULL;
err = 0;
out:
if (err)
zfree(&machine->root_dir);
return 0; return 0;
} }