From 68ce2d0ea6da79b12a365e375e1c2ce882c77480 Mon Sep 17 00:00:00 2001 From: Stanislav Malyshev Date: Mon, 26 May 2014 17:50:14 -0700 Subject: [PATCH] Fix bug #67328 (fileinfo: numerous file_printf calls resulting in performance degradation) Upstream patch: https://github.com/file/file/commit/b8acc83781d5a24cc5101e525d15efe0482c280d --- ext/fileinfo/libmagic/cdf.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) diff --git a/ext/fileinfo/libmagic/cdf.c b/ext/fileinfo/libmagic/cdf.c index dd7177e..8dacd2f 100644 --- a/ext/fileinfo/libmagic/cdf.c +++ b/ext/fileinfo/libmagic/cdf.c @@ -942,7 +942,7 @@ int cdf_unpack_summary_info(const cdf_stream_t *sst, const cdf_header_t *h, cdf_summary_info_header_t *ssi, cdf_property_info_t **info, size_t *count) { - size_t i, maxcount; + size_t maxcount; const cdf_summary_info_header_t *si = CAST(const cdf_summary_info_header_t *, sst->sst_tab); const cdf_section_declaration_t *sd = @@ -957,21 +957,13 @@ cdf_unpack_summary_info(const cdf_stream_t *sst, const cdf_header_t *h, ssi->si_os = CDF_TOLE2(si->si_os); ssi->si_class = si->si_class; cdf_swap_class(&ssi->si_class); - ssi->si_count = CDF_TOLE2(si->si_count); + ssi->si_count = CDF_TOLE4(si->si_count); *count = 0; maxcount = 0; *info = NULL; - for (i = 0; i < CDF_TOLE4(si->si_count); i++) { - if (i >= CDF_LOOP_LIMIT) { - DPRINTF(("Unpack summary info loop limit")); - errno = EFTYPE; - return -1; - } - if (cdf_read_property_info(sst, h, CDF_TOLE4(sd->sd_offset), - info, count, &maxcount) == -1) { + if (cdf_read_property_info(sst, h, CDF_TOLE4(sd->sd_offset), info, + count, &maxcount) == -1) return -1; - } - } return 0; } -- 1.9.2