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authorJohn MacFarlane <jgm@berkeley.edu>2016-02-10 09:51:54 -0800
committerJohn MacFarlane <jgm@berkeley.edu>2016-02-10 09:52:44 -0800
commitf9565289ff6375218662c9f85b3239b38ee58e8d (patch)
treee76edf53443c6226b2158aae65f959d03cfe4f4d /src/blocks.c
parentb73bcedabb2ca6f06b2e96c410a603416ce17029 (diff)
Revert "Simplified condition for lazy line."
This reverts commit 4d2d486333c358eb3adf3d0649163e319a3b8b69. This commit caused a valgrind invalid read. ==29731== Invalid read of size 4 ==29731== at 0x40500E: S_process_line (blocks.c:1050) ==29731== by 0x403CF7: S_parser_feed (blocks.c:526) ==29731== by 0x403BC9: cmark_parser_feed (blocks.c:494) ==29731== by 0x433A95: main (main.c:168) ==29731== Address 0x51d5b60 is 64 bytes inside a block of size 128 free'd ==29731== at 0x4C27D4E: free (vg_replace_malloc.c:427) ==29731== by 0x4015F0: S_free_nodes (node.c:134) ==29731== by 0x401634: cmark_node_free (node.c:142) ==29731== by 0x4033B1: finalize (blocks.c:259) ==29731== by 0x40365E: add_child (blocks.c:337) ==29731== by 0x4046D8: try_new_container_starts (blocks.c:836) ==29731== by 0x404F12: S_process_line (blocks.c:1015) ==29731== by 0x403CF7: S_parser_feed (blocks.c:526) ==29731== by 0x403BC9: cmark_parser_feed (blocks.c:494) ==29731== by 0x433A95: main (main.c:168)
Diffstat (limited to 'src/blocks.c')
-rw-r--r--src/blocks.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/blocks.c b/src/blocks.c
index c4593bf..fdf1106 100644
--- a/src/blocks.c
+++ b/src/blocks.c
@@ -1047,10 +1047,10 @@ static void S_process_line(cmark_parser *parser, const unsigned char *buffer,
// and the line isn't blank,
// then treat this as a "lazy continuation line" and add it to
// the open paragraph.
- if (parser->current->type == CMARK_NODE_PARAGRAPH &&
- parser->current != last_matched_container &&
- container == last_matched_container &&
- !parser->blank) {
+ if (parser->current != last_matched_container &&
+ container == last_matched_container && !parser->blank &&
+ parser->current->type == CMARK_NODE_PARAGRAPH &&
+ cmark_strbuf_len(&parser->current->string_content) > 0) {
add_line(parser->current, &input, parser);
} else { // not a lazy continuation
// Finalize any blocks that were not matched and set cur to container: