ssh-upload: prevent buffer overrun

diff --git a/commit.c b/commit.c
index 544e42629e3213a9927134273899d48c6cbe3161..2a58175aca16dc211cdf5a380e82bc9c0f4d1326 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -703,7 +703,7 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
                                  const char *after_subject,
                                  int relative_date)
 {
-       int hdr = 1, body = 0;
+       int hdr = 1, body = 0, seen_title = 0;
        unsigned long offset = 0;
        int indent = 4;
        int parents_shown = 0;
@@ -809,6 +809,8 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
                        body = 1;
 
                if (is_empty_line(line, &linelen)) {
+                       if (!seen_title)
+                               continue;
                        if (!body)
                                continue;
                        if (subject)
@@ -817,6 +819,7 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
                                break;
                }
 
+               seen_title = 1;
                if (subject) {
                        int slen = strlen(subject);
                        memcpy(buf + offset, subject, slen);