diff options
| -rw-r--r-- | drivers/char/adsprpc.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/char/adsprpc.c b/drivers/char/adsprpc.c index 0e7befd4a146..b898007c63d9 100644 --- a/drivers/char/adsprpc.c +++ b/drivers/char/adsprpc.c @@ -652,7 +652,7 @@ static int fastrpc_mmap_create(struct fastrpc_file *fl, int fd, unsigned attr, struct fastrpc_session_ctx *sess; struct fastrpc_apps *apps = fl->apps; int cid = fl->cid; - struct fastrpc_channel_ctx *chan = &apps->channel[cid]; + struct fastrpc_channel_ctx *chan = NULL; struct fastrpc_mmap *map = NULL; struct dma_attrs attrs; dma_addr_t region_start = 0; @@ -660,6 +660,11 @@ static int fastrpc_mmap_create(struct fastrpc_file *fl, int fd, unsigned attr, unsigned long flags; int err = 0, vmid; + VERIFY(err, cid >= 0 && cid < NUM_CHANNELS); + if (err) + goto bail; + chan = &apps->channel[cid]; + if (!fastrpc_mmap_find(fl, fd, va, len, mflags, ppmap)) return 0; map = kzalloc(sizeof(*map), GFP_KERNEL); @@ -2016,6 +2021,9 @@ static int fastrpc_release_current_dsp_process(struct fastrpc_file *fl) ioctl.attrs = NULL; VERIFY(err, 0 == (err = fastrpc_internal_invoke(fl, FASTRPC_MODE_PARALLEL, 1, &ioctl))); + if (err) + pr_err("adsprpc: %s: releasing DSP process failed for %s, returned 0x%x", + __func__, current->comm, err); bail: return err; } |