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Fix final test for invalid base64url chars

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* src/fns.c (base64_decode_1): Fix test for invalid base64url
(bug#45562).  Noted by Andreas Schwab.
This commit is contained in:
Lars Ingebrigtsen 2021-07-21 13:28:17 +02:00
parent cdc1fab38d
commit bb2d1252e6
1 changed files with 1 additions and 1 deletions
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2
src/fns.c
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@ -3955,7 +3955,7 @@ base64_decode_1 (const char *from, char *to, ptrdiff_t length,
if (c == '=')
continue;
if (v1 < 0)
if (v1 == 0)
return -1;
value += v1 - 1;