[PATCH] MIPS: Read buffer overflow

[Roel Kluin <roel.kluin@gmail.com>]

it should tests against ARRAY_SIZE(psp_var_map) instead of sizeof(psp_var_map)

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
---
ARRAY_SIZE(psp_var_map) is 9.
sizeof(psp_var_map) is 144.

diff --git a/arch/mips/ar7/prom.c b/arch/mips/ar7/prom.c
index a320bce..5ad6f1d 100644
--- a/arch/mips/ar7/prom.c
+++ b/arch/mips/ar7/prom.c
@@ -144,7 +144,7 @@ static char * __init lookup_psp_var_map(u8 num)
 {
        int i;
 
-       for (i = 0; i < sizeof(psp_var_map); i++)
+       for (i = 0; i < ARRAY_SIZE(psp_var_map); i++)
                if (psp_var_map[i].num == num)
                        return psp_var_map[i].value;