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| author | Yang Tse <yangsita@gmail.com> | 2010-02-23 18:46:27 +0000 |
|---|---|---|
| committer | Yang Tse <yangsita@gmail.com> | 2010-02-23 18:46:27 +0000 |
| commit | 78414c0f3a4f7185323f13f04c8a1d5b68102b26 (patch) | |
| tree | ce768fd7c1f73183a7b252cff1be63b881af9e98 /ares_expand_name.c | |
| parent | 157d68729f5ff4c9eb2f0d5d1fbf8d09cda4b378 (diff) | |
| download | c-ares-78414c0f3a4f7185323f13f04c8a1d5b68102b26.tar.gz c-ares-78414c0f3a4f7185323f13f04c8a1d5b68102b26.tar.bz2 c-ares-78414c0f3a4f7185323f13f04c8a1d5b68102b26.zip | |
fix compiler warning
Diffstat (limited to 'ares_expand_name.c')
| -rw-r--r-- | ares_expand_name.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/ares_expand_name.c b/ares_expand_name.c index 5a48b4d..fd3220d 100644 --- a/ares_expand_name.c +++ b/ares_expand_name.c @@ -69,17 +69,21 @@ int ares_expand_name(const unsigned char *encoded, const unsigned char *abuf, int len, indir = 0; char *q; const unsigned char *p; + union { + ssize_t sig; + size_t uns; + } nlen; - len = name_length(encoded, abuf, alen); - if (len < 0) + nlen.sig = name_length(encoded, abuf, alen); + if (nlen.sig < 0) return ARES_EBADNAME; - *s = malloc(((size_t)len) + 1); + *s = malloc(nlen.uns + 1); if (!*s) return ARES_ENOMEM; q = *s; - if (len == 0) { + if (nlen.uns == 0) { /* RFC2181 says this should be ".": the root of the DNS tree. * Since this function strips trailing dots though, it becomes "" */ |