revert: rename variables related to subject in get_message()

Generic-looking pointer variable "p" was used only to point at subject
string and had a rather lifespan.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/revert.c b/builtin/revert.c
index d47794495abcbb31b39258adee57d4f9c6c3fe75..6d1b9ca1a5889525bdc7b1464f3bd8801093b1c1 100644 (file)
--- a/builtin/revert.c
+++ b/builtin/revert.c
@@ -98,9 +98,9 @@ struct commit_message {
 static int get_message(const char *raw_message, struct commit_message *out)
 {
        const char *encoding;
-       const char *p, *abbrev;
+       const char *abbrev, *subject;
+       int abbrev_len, subject_len;
        char *q;
-       int abbrev_len, oneline_len;
 
        if (!raw_message)
                return -1;
@@ -121,17 +121,17 @@ static int get_message(const char *raw_message, struct commit_message *out)
        abbrev = find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV);
        abbrev_len = strlen(abbrev);
 
-       oneline_len = find_commit_subject(out->message, &p);
+       subject_len = find_commit_subject(out->message, &subject);
 
        out->parent_label = xmalloc(strlen("parent of ") + abbrev_len +
-                             strlen("... ") + oneline_len + 1);
+                             strlen("... ") + subject_len + 1);
        q = out->parent_label;
        q = mempcpy(q, "parent of ", strlen("parent of "));
        out->label = q;
        q = mempcpy(q, abbrev, abbrev_len);
        q = mempcpy(q, "... ", strlen("... "));
        out->subject = q;
-       q = mempcpy(q, p, oneline_len);
+       q = mempcpy(q, subject, subject_len);
        *q = '\0';
        return 0;
 }