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mruby-io/io.c: need to adjust buffer limit before searching; fix #5991

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2023-04-26 09:09:05 +09:00
parent 01e5f2a3c8
commit 68d67aee0e
1 changed files with 1 additions and 1 deletions
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mrbgems/mruby-io/src/io.c
+1 -1
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@@ -1711,7 +1711,7 @@ io_find_index(struct mrb_io *fptr, const char *rs, mrb_int rslen)
mrb_assert(rslen > 0);
const char c = rs[0];
const mrb_int limit = buf->len - rslen;
const mrb_int limit = buf->len - rslen + 1;
const char *p = buf->mem+buf->start;
for (mrb_int i=0; i<limit; i++) {
if (p[i] == c && (rslen == 1 || memcmp(p+i, rs, rslen) == 0)) {