i2c: fix warning: 'warning: 'p' may be used uninitialized in this function [-Wmaybe...

diff --git a/drivers/i2c/busses/i2c-rk30-adapter.c b/drivers/i2c/busses/i2c-rk30-adapter.c
index 7a54559360f240f92e0912c249e7b1d3422601ed..468a0b1b57c167561ea89f2ac5bebc098ec98bd6 100755 (executable)
--- a/drivers/i2c/busses/i2c-rk30-adapter.c
+++ b/drivers/i2c/busses/i2c-rk30-adapter.c
@@ -254,7 +254,7 @@ static void rk30_irq_read_prepare(struct rk30_i2c *i2c)
 static void rk30_irq_read_get_data(struct rk30_i2c *i2c)
 {
      unsigned int i, len = i2c->msg->len - i2c->msg_ptr;
-     unsigned int p;
+     unsigned int p = 0;
 
      len = (len >= 32)?32:len;