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perf probe: Close target file on error path

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Fix a bug to close target elf file in get_text_start_address().

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20160426064737.1443.44093.stgit@devbox
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Masami Hiramatsu 2016-04-26 15:47:37 +09:00 committed by Arnaldo Carvalho de Melo
parent b04b702375
commit 062d6c2aec
1 changed files with 7 additions and 2 deletions
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9
tools/perf/util/probe-event.c
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@ -486,8 +486,10 @@ static int get_text_start_address(const char *exec, unsigned long *address)
return -errno;
elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL);
if (elf == NULL)
return -EINVAL;
if (elf == NULL) {
ret = -EINVAL;
goto out_close;
}
if (gelf_getehdr(elf, &ehdr) == NULL)
goto out;
@ -499,6 +501,9 @@ static int get_text_start_address(const char *exec, unsigned long *address)
ret = 0;
out:
elf_end(elf);
out_close:
close(fd);
return ret;
}