diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-07-13 15:15:16 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-07-13 15:15:17 +0200 |
| commit | 1e7b5812f4890ad84058bbb6c4a5deddfb2c5b25 (patch) | |
| tree | b4b5ce5c6fa2badc064537ad3830082028a43bd5 | |
| parent | e73f0f0ee7541171d89f2e2491130c7771ba58d3 (diff) | |
| parent | ffe000217c5068c5da07ccb1c0f8cce7ad767435 (diff) | |
Merge tag 'drm-misc-fixes-2021-07-13' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
Short summary of fixes pull:
* dma-buf: Fix fence leak in sync_file_merge() error code
* drm/panel: nt35510: Don't fail on DSI reads
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/YO07pEfweKVO+7y0@linux-uq9g
| -rw-r--r-- | drivers/dma-buf/sync_file.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/panel/panel-novatek-nt35510.c | 4 |
2 files changed, 8 insertions, 9 deletions
diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c index 20d9bddbb985..394e6e1e9686 100644 --- a/drivers/dma-buf/sync_file.c +++ b/drivers/dma-buf/sync_file.c @@ -211,8 +211,8 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, struct sync_file *b) { struct sync_file *sync_file; - struct dma_fence **fences, **nfences, **a_fences, **b_fences; - int i, i_a, i_b, num_fences, a_num_fences, b_num_fences; + struct dma_fence **fences = NULL, **nfences, **a_fences, **b_fences; + int i = 0, i_a, i_b, num_fences, a_num_fences, b_num_fences; sync_file = sync_file_alloc(); if (!sync_file) @@ -236,7 +236,7 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, * If a sync_file can only be created with sync_file_merge * and sync_file_create, this is a reasonable assumption. */ - for (i = i_a = i_b = 0; i_a < a_num_fences && i_b < b_num_fences; ) { + for (i_a = i_b = 0; i_a < a_num_fences && i_b < b_num_fences; ) { struct dma_fence *pt_a = a_fences[i_a]; struct dma_fence *pt_b = b_fences[i_b]; @@ -277,15 +277,16 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, fences = nfences; } - if (sync_file_set_fence(sync_file, fences, i) < 0) { - kfree(fences); + if (sync_file_set_fence(sync_file, fences, i) < 0) goto err; - } strlcpy(sync_file->user_name, name, sizeof(sync_file->user_name)); return sync_file; err: + while (i) + dma_fence_put(fences[--i]); + kfree(fences); fput(sync_file->file); return NULL; diff --git a/drivers/gpu/drm/panel/panel-novatek-nt35510.c b/drivers/gpu/drm/panel/panel-novatek-nt35510.c index ef70140c5b09..873cbd38e6d3 100644 --- a/drivers/gpu/drm/panel/panel-novatek-nt35510.c +++ b/drivers/gpu/drm/panel/panel-novatek-nt35510.c @@ -706,9 +706,7 @@ static int nt35510_power_on(struct nt35510 *nt) if (ret) return ret; - ret = nt35510_read_id(nt); - if (ret) - return ret; + nt35510_read_id(nt); /* Set up stuff in manufacturer control, page 1 */ ret = nt35510_send_long(nt, dsi, MCS_CMD_MAUCCTR, |