[PATCH] media: am437x: fix sparse warnings

From: Lad, Prabhakar
Date: Mon Jan 26 2015 - 09:50:43 EST


This patch fixes following spare warnings:

drivers/media/platform/am437x/am437x-vpfe.c:66:28: warning: symbol 'vpfe_standards' was not declared. Should it be static?
drivers/media/platform/am437x/am437x-vpfe.c:2202:57: warning: incorrect type in argument 2 (different address spaces)
drivers/media/platform/am437x/am437x-vpfe.c:2202:57: expected void [noderef] <asn:1>*params
drivers/media/platform/am437x/am437x-vpfe.c:2202:57: got void *param
include/linux/spinlock.h:364:9: warning: context imbalance in 'vpfe_start_streaming' - unexpected unlock

Reported-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
---
drivers/media/platform/am437x/am437x-vpfe.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c
index e01ac22..349bd06 100644
--- a/drivers/media/platform/am437x/am437x-vpfe.c
+++ b/drivers/media/platform/am437x/am437x-vpfe.c
@@ -63,7 +63,7 @@ struct vpfe_standard {
int frame_format;
};

-const struct vpfe_standard vpfe_standards[] = {
+static const struct vpfe_standard vpfe_standards[] = {
{V4L2_STD_525_60, 720, 480, {11, 10}, 1},
{V4L2_STD_625_50, 720, 576, {54, 59}, 1},
};
@@ -2024,7 +2024,6 @@ err:
list_del(&buf->list);
vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED);
}
- spin_unlock_irqrestore(&vpfe->dma_queue_lock, flags);

return ret;
}
@@ -2199,7 +2198,7 @@ static long vpfe_ioctl_default(struct file *file, void *priv,

switch (cmd) {
case VIDIOC_AM437X_CCDC_CFG:
- ret = vpfe_ccdc_set_params(&vpfe->ccdc, param);
+ ret = vpfe_ccdc_set_params(&vpfe->ccdc, (void __user *)param);
if (ret) {
vpfe_dbg(2, vpfe,
"Error setting parameters in CCDC\n");
--
1.9.1

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