diff options
Diffstat (limited to 'lldb/source/Core/UUID.cpp')
| -rw-r--r-- | lldb/source/Core/UUID.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lldb/source/Core/UUID.cpp b/lldb/source/Core/UUID.cpp index 37d1eaa738d..520e31e8070 100644 --- a/lldb/source/Core/UUID.cpp +++ b/lldb/source/Core/UUID.cpp @@ -66,9 +66,12 @@ char * UUID::GetAsCString (char *dst, size_t dst_len) const { const uint8_t *u = (const uint8_t *)GetBytes(); - snprintf(dst, dst_len, "%2.2X%2.2X%2.2X%2.2X-%2.2X%2.2X-%2.2X%2.2X-%2.2X%2.2X-%2.2X%2.2X%2.2X%2.2X%2.2X%2.2X", - u[0],u[1],u[2],u[3],u[4],u[5],u[6],u[7],u[8],u[9],u[10],u[11],u[12],u[13],u[14],u[15]); - return dst; + if (dst_len > snprintf (dst, + dst_len, + "%2.2X%2.2X%2.2X%2.2X-%2.2X%2.2X-%2.2X%2.2X-%2.2X%2.2X-%2.2X%2.2X%2.2X%2.2X%2.2X%2.2X", + u[0],u[1],u[2],u[3],u[4],u[5],u[6],u[7],u[8],u[9],u[10],u[11],u[12],u[13],u[14],u[15])) + return dst; + return NULL; } void |
