At Tue, 22 Jul 2014 17:24:40 +0800,
Robin Dong wrote:
>
> [1 <multipart/alternative (7bit)>]
> [1.1 <text/plain; UTF-8 (7bit)>]
> Reviewed-by: Robin Dong <san...@taobao.com>
Applied, thanks.
Hitoshi
>
>
> 2014-07-22 17:13 GMT+08:00 Meng An <isolate...@gmail.com>:
>
> > From: meng an <isolate...@gmail.com>
> >
> > In function trace_read_buffer, the pointer 'buf' is allocated
> > via xmalloc, but its memory is not released when returns.
> >
> > Signed-off-by: Meng An <anmeng...@alibaba-inc.com>
> > ---
> > dog/trace.c | 13 +++++++++----
> > 1 files changed, 9 insertions(+), 4 deletions(-)
> >
> > diff --git a/dog/trace.c b/dog/trace.c
> > index e3b6248..3c2856b 100644
> > --- a/dog/trace.c
> > +++ b/dog/trace.c
> > @@ -78,6 +78,7 @@ static const char *tracefile = "/tmp/tracefile";
> > static int trace_read_buffer(void)
> > {
> > int ret, tfd;
> > + int rval = EXIT_SUCCESS;
> > struct sd_req hdr;
> > struct sd_rsp *rsp = (struct sd_rsp *)&hdr;
> > #define TRACE_BUF_LEN (1024 * 1024 * 20)
> > @@ -86,7 +87,8 @@ static int trace_read_buffer(void)
> > tfd = open(tracefile, O_CREAT | O_RDWR | O_APPEND | O_TRUNC, 0644);
> > if (tfd < 0) {
> > sd_err("can't create tracefile");
> > - return EXIT_SYSFAIL;
> > + rval = EXIT_SYSFAIL;
> > + goto out;
> > }
> >
> > read_buffer:
> > @@ -95,22 +97,25 @@ read_buffer:
> >
> > ret = dog_exec_req(&sd_nid, &hdr, buf);
> > if (ret < 0)
> > - return EXIT_SYSFAIL;
> > + rval = EXIT_SYSFAIL;
> > + goto out;
> >
> > if (rsp->result == SD_RES_AGAIN)
> > goto read_buffer;
> >
> > if (rsp->result != SD_RES_SUCCESS) {
> > sd_err("Trace failed: %s", sd_strerror(rsp->result));
> > - return EXIT_FAILURE;
> > + rval = EXIT_FAILURE;
> > + goto out;
> > }
> >
> > xwrite(tfd, buf, rsp->data_length);
> > if (rsp->data_length == TRACE_BUF_LEN)
> > goto read_buffer;
> >
> > +out:
> > free(buf);
> > - return EXIT_SUCCESS;
> > + return rval;
> > }
> >
> > static int trace_enable(int argc, char **argv)
> > --
> > 1.7.1
> >
> > --
> > sheepdog mailing list
> > sheepdog@lists.wpkg.org
> > http://lists.wpkg.org/mailman/listinfo/sheepdog
> >
>
>
>
> --
> --
> Best Regard
> Robin Dong
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