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fix uninitialized var in vfwprintf printing 0-prec string

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this could lead to spurious failures of wide printf functions
This commit is contained in:
Rich Felker
2012-05-04 01:26:43 -04:00
parent f0b85fd926
commit db4096c5f2
1 changed files with 1 additions and 1 deletions
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2
src/stdio/vfwprintf.c
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@ -292,7 +292,7 @@ static int wprintf_core(FILE *f, const wchar_t *fmt, va_list *ap, union arg *nl_
case 's': case 's':
bs = arg.p; bs = arg.p;
if (p<0) p = INT_MAX; if (p<0) p = INT_MAX;
for (l=0; l<p && (i=mbtowc(&wc, bs, MB_LEN_MAX))>0; bs+=i, l++); for (i=l=0; l<p && (i=mbtowc(&wc, bs, MB_LEN_MAX))>0; bs+=i, l++);
if (i<0) return -1; if (i<0) return -1;
p=l; p=l;
if (w<p) w=p; if (w<p) w=p;