From 0a32a1b4bbcdffe5c6a61a9e8ea64a17bf31f172 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 22 Feb 2015 22:43:06 +0100 Subject: [PATCH] tools/graph2dot: Check for av_malloc() failure Fixes CID1271047 Signed-off-by: Michael Niedermayer --- tools/graph2dot.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tools/graph2dot.c b/tools/graph2dot.c index 964322d080..5552b3400d 100644 --- a/tools/graph2dot.c +++ b/tools/graph2dot.c @@ -157,9 +157,17 @@ int main(int argc, char **argv) struct line *line, *last_line, *first_line; char *p; last_line = first_line = av_malloc(sizeof(struct line)); + if (!last_line) { + fprintf(stderr, "Memory allocation failure\n"); + return 1; + } while (fgets(last_line->data, sizeof(last_line->data), infile)) { struct line *new_line = av_malloc(sizeof(struct line)); + if (!new_line) { + fprintf(stderr, "Memory allocation failure\n"); + return 1; + } count += strlen(last_line->data); last_line->next = new_line; last_line = new_line; @@ -167,6 +175,10 @@ int main(int argc, char **argv) last_line->next = NULL; graph_string = av_malloc(count + 1); + if (!graph_string) { + fprintf(stderr, "Memory allocation failure\n"); + return 1; + } p = graph_string; for (line = first_line; line->next; line = line->next) { unsigned int l = strlen(line->data);