* [patch] ASoC: Intel: some incorrect sizeof() usages
[not found] <20140413195636.32f31cb2@spike>
@ 2014-04-16 15:38 ` Dan Carpenter
2014-04-18 16:11 ` Mark Brown
0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2014-04-16 15:38 UTC (permalink / raw)
To: Liam Girdwood
Cc: Mark Brown, Jaroslav Kysela, Takashi Iwai, alsa-devel,
Christian Engelmayer, kernel-janitors
The intent was to say "sizeof(*pos)" and not "sizeof(pos)".
The sizeof(*pos) is 8 bytes so the bug won't show up on 64 bit systems.
The sizeof(*dx) is 172 bytes so that will be a bugfix.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
Static analysis. Not tested.
diff --git a/sound/soc/intel/sst-haswell-ipc.c b/sound/soc/intel/sst-haswell-ipc.c
index f46bb4d..4ed2d17 100644
--- a/sound/soc/intel/sst-haswell-ipc.c
+++ b/sound/soc/intel/sst-haswell-ipc.c
@@ -617,7 +617,7 @@ static void hsw_notification_work(struct work_struct *work)
case IPC_POSITION_CHANGED:
trace_ipc_notification("DSP stream position changed for",
stream->reply.stream_hw_id);
- sst_dsp_inbox_read(hsw->dsp, pos, sizeof(pos));
+ sst_dsp_inbox_read(hsw->dsp, pos, sizeof(*pos));
if (stream->notify_position)
stream->notify_position(stream, stream->pdata);
@@ -1609,7 +1609,7 @@ int sst_hsw_dx_set_state(struct sst_hsw *hsw,
trace_ipc_request("PM enter Dx state", state);
ret = ipc_tx_message_wait(hsw, header, &state_, sizeof(state_),
- dx, sizeof(dx));
+ dx, sizeof(*dx));
if (ret < 0) {
dev_err(hsw->dev, "ipc: error set dx state %d failed\n", state);
return ret;
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [patch] ASoC: Intel: some incorrect sizeof() usages
2014-04-16 15:38 ` [patch] ASoC: Intel: some incorrect sizeof() usages Dan Carpenter
@ 2014-04-18 16:11 ` Mark Brown
0 siblings, 0 replies; 2+ messages in thread
From: Mark Brown @ 2014-04-18 16:11 UTC (permalink / raw)
To: Dan Carpenter
Cc: Liam Girdwood, Jaroslav Kysela, Takashi Iwai, alsa-devel,
Christian Engelmayer, kernel-janitors
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On Wed, Apr 16, 2014 at 06:38:11PM +0300, Dan Carpenter wrote:
> The intent was to say "sizeof(*pos)" and not "sizeof(pos)".
>
> The sizeof(*pos) is 8 bytes so the bug won't show up on 64 bit systems.
> The sizeof(*dx) is 172 bytes so that will be a bugfix.
Applied, thanks.
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