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svg_loader SvgUtil: Move nullcheck to before use

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prevent invalid access
This commit is contained in:
JunsuChoi 2021-07-12 13:26:32 +09:00 • committed by Hermet Park
parent 333cac8d9d
commit bbc0fbb130
1 changed files with 6 additions and 2 deletions
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8
src/loaders/svg/tvgSvgUtil.cpp
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@ -261,8 +261,10 @@ on_error:
string svgUtilURLDecode(const char *src) string svgUtilURLDecode(const char *src)
{ {
if (!src) return nullptr;
auto length = strlen(src); auto length = strlen(src);
if (!src || length == 0) return nullptr; if (length == 0) return nullptr;
string decoded; string decoded;
decoded.reserve(length); decoded.reserve(length);
@ -291,8 +293,10 @@ string svgUtilURLDecode(const char *src)
string svgUtilBase64Decode(const char *src) string svgUtilBase64Decode(const char *src)
{ {
if (!src) return nullptr;
auto length = strlen(src); auto length = strlen(src);
if (!src || length == 0) return nullptr; if (length == 0) return nullptr;
string decoded; string decoded;
decoded.reserve(3*(1+(length >> 2))); decoded.reserve(3*(1+(length >> 2)));