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| author | Rich Felker <dalias@aerifal.cx> | 2011-06-25 18:54:33 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011-06-25 18:54:33 -0400 |
| commit | 6250c0be4b56ca42b8b4db1d2b9d672811378dc0 (patch) | |
| tree | 6648d99dffd0633e9fca57e31b3048b1b872bce1 | |
| parent | febbd12d00883a716a9edca25011f8aa306b859b (diff) | |
| download | musl-6250c0be4b56ca42b8b4db1d2b9d672811378dc0.tar.gz musl-6250c0be4b56ca42b8b4db1d2b9d672811378dc0.tar.bz2 musl-6250c0be4b56ca42b8b4db1d2b9d672811378dc0.tar.xz musl-6250c0be4b56ca42b8b4db1d2b9d672811378dc0.zip | |
wordexp cannot use we_offs unless WRDE_DOOFFS flag is set
previously, a potentially-indeterminate value from we_offs was being
used, resulting in wrong we_wordc and subsequent crashes in the
caller.
| -rw-r--r-- | src/misc/wordexp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/misc/wordexp.c b/src/misc/wordexp.c index 4609b99f..4a3efc7b 100644 --- a/src/misc/wordexp.c +++ b/src/misc/wordexp.c @@ -136,7 +136,8 @@ static int do_wordexp(const char *s, wordexp_t *we, int flags) } we->we_wordv = wv; - we->we_wordc = i - we->we_offs; + we->we_wordc = i; + if (flags & WRDE_DOOFFS) we->we_wordc -= we->we_offs; return err; } |