diff options
Diffstat (limited to 'ext')
-rw-r--r-- | ext/zlib/zlib.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c index b5a740df96..42c2c75f92 100644 --- a/ext/zlib/zlib.c +++ b/ext/zlib/zlib.c @@ -2306,6 +2306,9 @@ gzfile_read_header(struct gzfile *gz) zstream_discard_input(&gz->z, 2 + len); } if (flags & GZ_FLAG_ORIG_NAME) { + if (!gzfile_read_raw_ensure(gz, 1)) { + rb_raise(cGzError, "unexpected end of file"); + } p = gzfile_read_raw_until_zero(gz, 0); len = p - RSTRING_PTR(gz->z.input); gz->orig_name = rb_str_new(RSTRING_PTR(gz->z.input), len); @@ -2313,6 +2316,9 @@ gzfile_read_header(struct gzfile *gz) zstream_discard_input(&gz->z, len + 1); } if (flags & GZ_FLAG_COMMENT) { + if (!gzfile_read_raw_ensure(gz, 1)) { + rb_raise(cGzError, "unexpected end of file"); + } p = gzfile_read_raw_until_zero(gz, 0); len = p - RSTRING_PTR(gz->z.input); gz->comment = rb_str_new(RSTRING_PTR(gz->z.input), len); |