diff options
| author | Ujwal Patel <ujwalp@codeaurora.org> | 2013-11-05 18:01:55 -0800 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-23 20:23:06 -0700 |
| commit | 32d59d1eaab6d12e189ca16a172041fb382b6d44 (patch) | |
| tree | 20c57755142ad2085e62fa80f7c7175190ce6c1d | |
| parent | 0cd89eac3fcdf4fade8768c963cab247f604ba87 (diff) | |
msm: mdss: Fix debugfs string overwrite
If more than one display paths are active, like split display or external
mirroring, and stat debugfs node is read then debug data for only one
display is shown. Fix this by using correct offsets.
Change-Id: Ia8b36eb3105f6df8f096ff544b82cc49c9b31a48
Signed-off-by: Ujwal Patel <ujwalp@codeaurora.org>
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_mdp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/video/fbdev/msm/mdss_mdp.c b/drivers/video/fbdev/msm/mdss_mdp.c index e74f07aa1afa..be587ef4e9e5 100644 --- a/drivers/video/fbdev/msm/mdss_mdp.c +++ b/drivers/video/fbdev/msm/mdss_mdp.c @@ -894,7 +894,8 @@ static int mdss_debug_dump_stats(void *data, char *buf, int len) int i, total = 0; for (i = 0; i < mdata->nctl; i++) - total += mdss_debug_stat_ctl_dump(mdata->ctl_off + i, buf, len); + total += mdss_debug_stat_ctl_dump(mdata->ctl_off + i, + buf + total, len - total); total += scnprintf(buf + total, len - total, "\n"); |