diff options
Diffstat (limited to 'libdwfl/linux-pid-attach.c')
| -rw-r--r-- | libdwfl/linux-pid-attach.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libdwfl/linux-pid-attach.c b/libdwfl/linux-pid-attach.c index f19e9b49..3a6af997 100644 --- a/libdwfl/linux-pid-attach.c +++ b/libdwfl/linux-pid-attach.c @@ -422,7 +422,11 @@ dwfl_linux_proc_attach (Dwfl *dwfl, pid_t pid, bool assume_ptrace_stopped) char name[64]; int i = snprintf (name, sizeof (name), "/proc/%ld/task", (long) pid); - assert (i > 0 && i < (ssize_t) sizeof (name) - 1); + if (i <= 0 || i >= (ssize_t) sizeof (name) - 1) + { + errno = -ENOMEM; + goto fail; + } DIR *dir = opendir (name); if (dir == NULL) { |