diff options
Diffstat (limited to 'remote.c')
| -rw-r--r-- | remote.c | 37 |
1 files changed, 31 insertions, 6 deletions
@@ -69,7 +69,7 @@ static const char *alias_url(const char *url) if (!longest) return url; - ret = malloc(rewrite[longest_i]->baselen + + ret = xmalloc(rewrite[longest_i]->baselen + (strlen(url) - longest->len) + 1); strcpy(ret, rewrite[longest_i]->base); strcpy(ret + rewrite[longest_i]->baselen, url + longest->len); @@ -152,7 +152,7 @@ static struct branch *make_branch(const char *name, int len) ret->name = xstrndup(name, len); else ret->name = xstrdup(name); - refname = malloc(strlen(name) + strlen("refs/heads/") + 1); + refname = xmalloc(strlen(name) + strlen("refs/heads/") + 1); strcpy(refname, "refs/heads/"); strcpy(refname + strlen("refs/heads/"), ret->name); ret->refname = refname; @@ -449,6 +449,26 @@ static int verify_refname(char *name, int is_glob) return result; } +/* + * This function frees a refspec array. + * Warning: code paths should be checked to ensure that the src + * and dst pointers are always freeable pointers as well + * as the refspec pointer itself. + */ +static void free_refspecs(struct refspec *refspec, int nr_refspec) +{ + int i; + + if (!refspec) + return; + + for (i = 0; i < nr_refspec; i++) { + free(refspec[i].src); + free(refspec[i].dst); + } + free(refspec); +} + static struct refspec *parse_refspec_internal(int nr_refspec, const char **refspec, int fetch, int verify) { int i; @@ -567,7 +587,12 @@ static struct refspec *parse_refspec_internal(int nr_refspec, const char **refsp invalid: if (verify) { - free(rs); + /* + * nr_refspec must be greater than zero and i must be valid + * since it is only possible to reach this point from within + * the for loop above. + */ + free_refspecs(rs, i+1); return NULL; } die("Invalid refspec '%s'", refspec[i]); @@ -579,7 +604,7 @@ int valid_fetch_refspec(const char *fetch_refspec_str) struct refspec *refspec; refspec = parse_refspec_internal(1, fetch_refspec, 1, 1); - free(refspec); + free_refspecs(refspec, 1); return !!refspec; } @@ -588,7 +613,7 @@ struct refspec *parse_fetch_refspec(int nr_refspec, const char **refspec) return parse_refspec_internal(nr_refspec, refspec, 1, 0); } -struct refspec *parse_push_refspec(int nr_refspec, const char **refspec) +static struct refspec *parse_push_refspec(int nr_refspec, const char **refspec) { return parse_refspec_internal(nr_refspec, refspec, 0, 0); } @@ -758,7 +783,7 @@ struct ref *copy_ref_list(const struct ref *ref) return ret; } -void free_ref(struct ref *ref) +static void free_ref(struct ref *ref) { if (!ref) return; |