[PATCH] compal-laptop: Variable "value" in function ec_read_u8() could be uninitialized

[Yizhuo]

In function ec_read_u8(), variable "value" could be uninitialized
if ec_read() fails. However, "value" is returned directly and used
in its callers. This is potentially unsafe.

Signed-off-by: Yizhuo <yzhai...@ucr.edu>
---
 drivers/platform/x86/compal-laptop.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/x86/compal-laptop.c 
b/drivers/platform/x86/compal-laptop.c
index 09dfa6f48a1a..ab610376fdad 100644
--- a/drivers/platform/x86/compal-laptop.c
+++ b/drivers/platform/x86/compal-laptop.c
@@ -226,7 +226,7 @@ static const unsigned char pwm_lookup_table[256] = {
 /* General access */
 static u8 ec_read_u8(u8 addr)
 {
-       u8 value;
+       u8 value = 0;
        ec_read(addr, &value);
        return value;
 }
-- 
2.17.1