When @size is 0, the desired behavior is to allow unlimited bytes to be parsed. Currently, this relies on some intentional arithmetic overflow where --size gives us SIZE_MAX when size is 0.
Explicitly spell out the desired behavior without relying on intentional overflow/underflow. Signed-off-by: Justin Stitt <[email protected]> --- lib/string_helpers.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/string_helpers.c b/lib/string_helpers.c index 69ba49b853c7..4f887aa62fa0 100644 --- a/lib/string_helpers.c +++ b/lib/string_helpers.c @@ -321,6 +321,9 @@ int string_unescape(char *src, char *dst, size_t size, unsigned int flags) { char *out = dst; + if (!size) + size = SIZE_MAX; + while (*src && --size) { if (src[0] == '\\' && src[1] != '\0' && size > 1) { src++; --- base-commit: ee9a43b7cfe2d8a3520335fea7d8ce71b8cabd9d change-id: 20240808-b4-string_helpers_caa133-53effde85a18 Best regards, -- Justin Stitt <[email protected]>
