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roken: Fix rk_strrasvisx() bug

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This commit is contained in:
Nicolas Williams
2021-01-26 16:14:59 -06:00
parent a8205cacb8
commit 6aefc255b6
1 changed files with 4 additions and 6 deletions
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10
lib/roken/vis.c
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@@ -427,7 +427,7 @@ rk_strrasvisx(char **out,
{ {
size_t want = 4 * len + 4; size_t want = 4 * len + 4;
size_t have = *outsz; size_t have = *outsz;
char *s; char *s = *out;
int r; int r;
_DIAGASSERT(dst != NULL); _DIAGASSERT(dst != NULL);
@@ -444,12 +444,10 @@ rk_strrasvisx(char **out,
*out = s; *out = s;
} }
**out = '\0'; /* Makes source debugging nicer, that's all */ **out = '\0'; /* Makes source debugging nicer, that's all */
if ((r = rk_strsvisx(s, csrc, len, flag, extra)) < 0) { if ((r = rk_strsvisx(*out, csrc, len, flag, extra)) < 0)
free(s);
return r; return r;
} errno = *out ? errno : EINVAL;
errno = s ? errno : EINVAL; return *out ? r : -1;
return s ? r : -1;
} }
#if !HAVE_VIS #if !HAVE_VIS