Fix build warnings in bluetooth-frwk

[platform/core/connectivity/bluetooth-frwk.git] / bt-oal / common / oal-utils.c

diff --git a/bt-oal/common/oal-utils.c b/bt-oal/common/oal-utils.c
index 94ad2ca..4cec7a5 100755 (executable)
--- a/bt-oal/common/oal-utils.c
+++ b/bt-oal/common/oal-utils.c
@@ -186,7 +186,7 @@ int hex2bin(const char *s)
        return ret;
 }
 
-void convert_str_2_hex(char out[], char in[])
+void convert_str_2_hex(unsigned char out[], char in[])
 {
        int i = 0;
        for (i = 0; i < 62; i++) {
@@ -195,7 +195,7 @@ void convert_str_2_hex(char out[], char in[])
        }
 }
 
-void convert_hex_2_str(char * hex, int len, char * str_out)
+void convert_hex_2_str(unsigned char * hex, int len, char * str_out)
 {
        int i = 0;