use xstrfmt to replace xmalloc + sprintf

diff --git a/builtin/show-branch.c b/builtin/show-branch.c
index d87317290c0bbfffb7ac66fb7cff5c608f092d93..5fd4e4e48839a9dc2998d3fba0e48008b902b12a 100644 (file)
--- a/builtin/show-branch.c
+++ b/builtin/show-branch.c
@@ -755,7 +755,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
                }
 
                for (i = 0; i < reflog; i++) {
-                       char *logmsg, *m;
+                       char *logmsg;
                        const char *msg;
                        unsigned long timestamp;
                        int tz;
@@ -770,11 +770,9 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
                                msg = "(none)";
                        else
                                msg++;
-                       m = xmalloc(strlen(msg) + 200);
-                       sprintf(m, "(%s) %s",
-                               show_date(timestamp, tz, 1),
-                               msg);
-                       reflog_msg[i] = m;
+                       reflog_msg[i] = xstrfmt("(%s) %s",
+                                               show_date(timestamp, tz, 1),
+                                               msg);
                        free(logmsg);
                        sprintf(nth_desc, "%s@{%d}", *av, base+i);
                        append_ref(nth_desc, sha1, 1);