Reported by coccinelle:
drivers/tty/serial/pch_uart.c:979:1-14: alloc with no test, possible model on
line 994
Signed-off-by: Fengguang Wu <fengguang...@intel.com>
---
drivers/tty/serial/pch_uart.c | 4 ++++
1 file changed, 4 insertions(+)
WARNING: this may be a superficial fix!
--- linux.orig/drivers/tty/serial/pch_uart.c 2012-06-07 05:39:57.550846385
+0800
+++ linux/drivers/tty/serial/pch_uart.c 2012-07-28 20:37:27.803145392 +0800
@@ -974,6 +974,10 @@ static unsigned int dma_handle_tx(struct
priv->tx_dma_use = 1;
priv->sg_tx_p = kzalloc(sizeof(struct scatterlist)*num, GFP_ATOMIC);
+ if (!priv->sg_tx_p) {
+ dev_err(priv->port.dev, "%s:kzalloc Failed\n", __func__);
+ return 0;
+ }
sg_init_table(priv->sg_tx_p, num); /* Initialize SG table */
sg = priv->sg_tx_p;
--
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