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path: root/drivers/tty/serial/8250/8250_pci1xxxx.c
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Diffstat (limited to 'drivers/tty/serial/8250/8250_pci1xxxx.c')
-rw-r--r--drivers/tty/serial/8250/8250_pci1xxxx.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/8250/8250_pci1xxxx.c b/drivers/tty/serial/8250/8250_pci1xxxx.c
index 6cfeba058dba..5cf0580f21cd 100644
--- a/drivers/tty/serial/8250/8250_pci1xxxx.c
+++ b/drivers/tty/serial/8250/8250_pci1xxxx.c
@@ -330,7 +330,7 @@ static void pci1xxxx_process_read_data(struct uart_port *port,
* to read, the data is received one byte at a time.
*/
while (valid_burst_count--) {
- if (*buff_index > (RX_BUF_SIZE - UART_BURST_SIZE))
+ if (*buff_index >= (RX_BUF_SIZE - UART_BURST_SIZE))
break;
burst_buf = (u32 *)&rx_buff[*buff_index];
*burst_buf = readl(port->membase + UART_RX_BURST_FIFO);
@@ -339,7 +339,7 @@ static void pci1xxxx_process_read_data(struct uart_port *port,
}
while (*valid_byte_count) {
- if (*buff_index > RX_BUF_SIZE)
+ if (*buff_index >= RX_BUF_SIZE)
break;
rx_buff[*buff_index] = readb(port->membase +
UART_RX_BYTE_FIFO);