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| author | Florian Weimer <fweimer@redhat.com> | 2017-06-02 16:35:13 +0200 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2018-01-04 11:20:07 +0100 |
| commit | 8fbf5688edbaead49130b0d2f887335475a298e7 (patch) | |
| tree | 839cba016701c982106a4f0ddb81394a34435562 | |
| parent | 1f60575f88769d09c478caa2968b751bca6a90e3 (diff) | |
| download | glibc-8fbf5688edbaead49130b0d2f887335475a298e7.tar.gz | |
getaddrinfo: Fix localplt failure involving strdup
(cherry picked from commit 6257fcfd58479f6b7ae0fdde045b9ff144d543da)
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | sysdeps/posix/getaddrinfo.c | 15 |
2 files changed, 17 insertions, 4 deletions
@@ -1,5 +1,11 @@ 2017-06-02 Florian Weimer <fweimer@redhat.com> + * sysdeps/posix/getaddrinfo.c (gethosts): Eliminate another + strdupa. + (getcanonname): Use __strdup instead of strdup. + +2017-06-02 Florian Weimer <fweimer@redhat.com> + * sysdeps/posix/getaddrinfo.c (getcanonname): New function. (gaih_inet): Remove malloc_canonbuf variable. Call getcanonname. diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c index 4ca1641756..37e84c1eb1 100644 --- a/sysdeps/posix/getaddrinfo.c +++ b/sysdeps/posix/getaddrinfo.c @@ -286,9 +286,16 @@ convert_hostent_to_gaih_addrtuple (const struct addrinfo *req, } \ *pat = addrmem; \ \ - if (localcanon != NULL && canon == NULL) \ - canon = strdupa (localcanon); \ - \ + if (localcanon != NULL && canon == NULL) \ + { \ + canonbuf = __strdup (localcanon); \ + if (canonbuf == NULL) \ + { \ + result = -EAI_SYSTEM; \ + goto free_and_return; \ + } \ + canon = canonbuf; \ + } \ if (_family == AF_INET6 && *pat != NULL) \ got_ipv6 = true; \ } \ @@ -330,7 +337,7 @@ getcanonname (service_user *nip, struct gaih_addrtuple *at, const char *name) string. */ s = (char *) name; } - return strdup (name); + return __strdup (name); } static int |