gatttool: Fix handle parsing in cmd_char_write()

errno is not set to 0 before call to strtoll() so cmd_char_write() can fail
even with proper data. Use strtohandle() helper function instead.

diff --git a/attrib/interactive.c b/attrib/interactive.c
index 0064ba2..073e3f7 100644 (file)
--- a/attrib/interactive.c
+++ b/attrib/interactive.c
@@ -601,8 +601,8 @@ static void cmd_char_write(int argcp, char **argvp)
                return;
        }
 
-       handle = strtoll(argvp[1], NULL, 16);
-       if (errno != 0 || handle <= 0) {
+       handle = strtohandle(argvp[1]);
+       if (handle <= 0) {
                printf("A valid handle is required\n");
                return;
        }