Plug various minor memory leaks

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>

lib/libalpm/be_local.c

@@ -943,6 +943,7 @@ int _alpm_local_db_remove(alpm_db_t *db, alpm_pkg_t *info)
 
 	dirp = opendir(pkgpath);
 	if(!dirp) {
+		free(pkgpath);
 		return -1;
 	}
 	/* go through the local DB entry, removing the files within, which we know

lib/libalpm/dload.c

@@ -358,6 +358,7 @@ static FILE *create_tempfile(struct dload_payload *payload, const char *localpat
 		CLOSE(fd);
 		_alpm_log(payload->handle, ALPM_LOG_ERROR,
 				_("failed to create temporary file for download\n"));
+		free(randpath);
 		return NULL;
 	}
 	/* fp now points to our alpmtmp.XXXXXX */

lib/libalpm/sync.c

@@ -698,7 +698,7 @@ static int apply_deltas(alpm_handle_t *handle)
 				snprintf(from, len, "%s/%s", cachedir, d->from);
 			}
 			len = strlen(cachedir) + strlen(d->to) + 2;
-			MALLOC(to, len, RET_ERR(handle, ALPM_ERR_MEMORY, 1));
+			MALLOC(to, len, free(from); RET_ERR(handle, ALPM_ERR_MEMORY, 1));
 			snprintf(to, len, "%s/%s", cachedir, d->to);
 
 			/* build the patch command */

src/pacman/pacman.c

@@ -812,10 +812,11 @@ int main(int argc, char *argv[])
 	/* we support reading targets from stdin if a cmdline parameter is '-' */
 	if(!isatty(fileno(stdin)) && alpm_list_find_str(pm_targets, "-")) {
 		size_t current_size = PATH_MAX;
-		char *line = malloc(current_size);
+		char *vdata, *line = malloc(current_size);
 
 		/* remove the '-' from the list */
-		pm_targets = alpm_list_remove_str(pm_targets, "-", NULL);
+		pm_targets = alpm_list_remove_str(pm_targets, "-", &vdata);
+		free(vdata);
 
 		i = 0;
 		while((line[i] = (char)fgetc(stdin)) != EOF) {

src/pacman/util.c

@@ -560,6 +560,8 @@ static size_t table_calc_widths(const alpm_list_t *header,
 	colwidths = malloc(totalcols * sizeof(size_t));
 	coldata = calloc(totalcols, sizeof(int));
 	if(!colwidths || !coldata) {
+		free(colwidths);
+		free(coldata);
 		return 0;
 	}
 	/* header determines column count and initial values of longest_strs */