diff options
| author | Paolo Abeni <[email protected]> | 2022-09-08 16:34:54 +0000 |
|---|---|---|
| committer | Paolo Abeni <[email protected]> | 2022-09-08 16:38:30 +0000 |
| commit | 9f8f1933dce555d3c246f447f54fca8de8889da9 (patch) | |
| tree | dc447d0174473de8385d47eb8aedc058a336e4a9 /drivers/misc/fastrpc.c | |
| parent | net: sparx5: fix function return type to match actual type (diff) | |
| parent | Merge tag 'net-6.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netd... (diff) | |
| download | kernel-9f8f1933dce555d3c246f447f54fca8de8889da9.tar.gz kernel-9f8f1933dce555d3c246f447f54fca8de8889da9.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/ethernet/freescale/fec.h
7d650df99d52 ("net: fec: add pm_qos support on imx6q platform")
40c79ce13b03 ("net: fec: add stop mode support for imx8 platform")
Signed-off-by: Paolo Abeni <[email protected]>
Diffstat (limited to 'drivers/misc/fastrpc.c')
| -rw-r--r-- | drivers/misc/fastrpc.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c index 93ebd174d848..5d9e3483b89d 100644 --- a/drivers/misc/fastrpc.c +++ b/drivers/misc/fastrpc.c @@ -25,7 +25,7 @@ #define SDSP_DOMAIN_ID (2) #define CDSP_DOMAIN_ID (3) #define FASTRPC_DEV_MAX 4 /* adsp, mdsp, slpi, cdsp*/ -#define FASTRPC_MAX_SESSIONS 13 /*12 compute, 1 cpz*/ +#define FASTRPC_MAX_SESSIONS 14 #define FASTRPC_MAX_VMIDS 16 #define FASTRPC_ALIGN 128 #define FASTRPC_MAX_FDLIST 16 @@ -1943,7 +1943,12 @@ static int fastrpc_cb_probe(struct platform_device *pdev) of_property_read_u32(dev->of_node, "qcom,nsessions", &sessions); spin_lock_irqsave(&cctx->lock, flags); - sess = &cctx->session[cctx->sesscount]; + if (cctx->sesscount >= FASTRPC_MAX_SESSIONS) { + dev_err(&pdev->dev, "too many sessions\n"); + spin_unlock_irqrestore(&cctx->lock, flags); + return -ENOSPC; + } + sess = &cctx->session[cctx->sesscount++]; sess->used = false; sess->valid = true; sess->dev = dev; @@ -1956,13 +1961,12 @@ static int fastrpc_cb_probe(struct platform_device *pdev) struct fastrpc_session_ctx *dup_sess; for (i = 1; i < sessions; i++) { - if (cctx->sesscount++ >= FASTRPC_MAX_SESSIONS) + if (cctx->sesscount >= FASTRPC_MAX_SESSIONS) break; - dup_sess = &cctx->session[cctx->sesscount]; + dup_sess = &cctx->session[cctx->sesscount++]; memcpy(dup_sess, sess, sizeof(*dup_sess)); } } - cctx->sesscount++; spin_unlock_irqrestore(&cctx->lock, flags); rc = dma_set_mask(dev, DMA_BIT_MASK(32)); if (rc) { |