warning fix: add self-consitency check to remove warning

verify promise of code that more code can be pasted with an
assert at the end condition of the code passage that builds
string.

Change-Id: I76a4e5f91b9142fff932e1493cb43c29eb6a0f80
Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
Reviewed-on: http://openocd.zylin.com/143
Tested-by: jenkins
Reviewed-by: Øyvind Harboe <oyvindharboe@gmail.com>

diff --git a/src/rtos/rtos.c b/src/rtos/rtos.c
index 8a59fd344ed09668e5e873d2da96378720854cc6..3c029f5a053f89508c169abc6bd0d70bc96422c2 100644 (file)
--- a/src/rtos/rtos.c
+++ b/src/rtos/rtos.c
@@ -198,6 +198,9 @@ int gdb_thread_packet(struct connection *connection, char *packet, int packet_si
                                tmp_str_ptr += sprintf( tmp_str_ptr, " : %s", detail->extra_info_str );
                        }
 
+                       assert(strlen(tmp_str) ==
+                               (size_t) (tmp_str_ptr - tmp_str));
+
                        char * hex_str = (char*) malloc( strlen(tmp_str)*2 +1 );
                        str_to_hex( hex_str, tmp_str );