1 --- PRoot-5.1.0/src/tracee/mem.c 2014-12-15 15:18:11.000000000 +0100
2 +++ src/src/tracee/mem.c 2016-03-20 10:37:46.288702967 +0100
4 /* Copy the bytes in the last word carefully since we have to
5 * overwrite only the relevant ones. */
7 + /* Clear errno so we won't detect previous syscall failure as ptrace one */
10 word = ptrace(PTRACE_PEEKDATA, tracee->pid, dest + i, NULL);
12 note(tracee, WARNING, SYSTEM, "ptrace(PEEKDATA)");
14 nb_trailing_bytes = size % sizeof(word_t);
15 nb_full_words = (size - nb_trailing_bytes) / sizeof(word_t);
17 + /* Clear errno so we won't detect previous syscall failure as ptrace one */
20 /* Copy one word by one word, except for the last one. */
21 for (i = 0; i < nb_full_words; i++) {
22 word = ptrace(PTRACE_PEEKDATA, tracee->pid, src + i, NULL);
24 nb_trailing_bytes = max_size % sizeof(word_t);
25 nb_full_words = (max_size - nb_trailing_bytes) / sizeof(word_t);
27 + /* Clear errno so we won't detect previous syscall failure as ptrace one */
30 /* Copy one word by one word, except for the last one. */
31 for (i = 0; i < nb_full_words; i++) {
32 word = ptrace(PTRACE_PEEKDATA, tracee->pid, src + i, NULL);