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| author | Ulrich Drepper <drepper@gmail.com> | 2011-05-31 08:45:44 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-05-31 08:45:44 -0400 |
| commit | c8fc0c91695b1c7003c7170861274161f9224817 (patch) | |
| tree | 70ef7eccf7a99d4282377aabcbc1bd0e8f14a6e7 /nscd | |
| parent | 356f8bc660a154a07b03da7c536831da5c8f74fe (diff) | |
| download | glibc-c8fc0c91695b1c7003c7170861274161f9224817.tar.gz | |
Don't free non-malloced memory and fix memory leak
Diffstat (limited to 'nscd')
| -rw-r--r-- | nscd/nscd_getserv_r.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/nscd/nscd_getserv_r.c b/nscd/nscd_getserv_r.c index de96a5757b..f9ef0565d8 100644 --- a/nscd/nscd_getserv_r.c +++ b/nscd/nscd_getserv_r.c @@ -124,6 +124,7 @@ nscd_getserv_r (const char *crit, size_t critlen, const char *proto, s_name = (char *) (&found->data[0].servdata + 1); serv_resp = found->data[0].servdata; s_proto = s_name + serv_resp.s_name_len; + alloca_aliases_len = 1; aliases_len = (uint32_t *) (s_proto + serv_resp.s_proto_len); aliases_list = ((char *) aliases_len + serv_resp.s_aliases_cnt * sizeof (uint32_t)); @@ -154,7 +155,9 @@ nscd_getserv_r (const char *crit, size_t critlen, const char *proto, + (serv_resp.s_aliases_cnt * sizeof (uint32_t))); if (alloca_aliases_len) - tmp = __alloca (serv_resp.s_aliases_cnt * sizeof (uint32_t)); + tmp = alloca_account (serv_resp.s_aliases_cnt + * sizeof (uint32_t), + alloca_used); else { tmp = malloc (serv_resp.s_aliases_cnt * sizeof (uint32_t)); @@ -249,8 +252,9 @@ nscd_getserv_r (const char *crit, size_t critlen, const char *proto, + (serv_resp.s_aliases_cnt * sizeof (uint32_t))); if (alloca_aliases_len) - aliases_len = alloca (serv_resp.s_aliases_cnt - * sizeof (uint32_t)); + aliases_len = alloca_account (serv_resp.s_aliases_cnt + * sizeof (uint32_t), + alloca_used); else { aliases_len = malloc (serv_resp.s_aliases_cnt @@ -368,7 +372,11 @@ nscd_getserv_r (const char *crit, size_t critlen, const char *proto, } if (retval != -1) - goto retry; + { + if (!alloca_aliases_len) + free (aliases_len); + goto retry; + } } if (!alloca_aliases_len) |