diff options
Diffstat (limited to 'libgloss/m68k/bdm-system.c')
| -rw-r--r-- | libgloss/m68k/bdm-system.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libgloss/m68k/bdm-system.c b/libgloss/m68k/bdm-system.c index 433713072..75a82e2a7 100644 --- a/libgloss/m68k/bdm-system.c +++ b/libgloss/m68k/bdm-system.c @@ -36,11 +36,11 @@ int _system (const char *command) gdb_parambuf_t parameters; parameters[0] = (uint32_t) command; - parameters[1] = (uint32_t) strlen (command) + 1; + parameters[1] = command ? (uint32_t) strlen (command) + 1 : 0; BDM_TRAP (BDM_SYSTEM, (uint32_t)parameters); errno = convert_from_gdb_errno (parameters[1]); e = parameters[0]; - if (e >= 0) + if (e >= 0 && command) { /* We have to convert e, an exit status to the encoded status of the command. To avoid hard coding the exit status, we simply |