file: use _cleanup_free_

diff --git a/libkmod/libkmod-file.c b/libkmod/libkmod-file.c
index 390f0183a516656396c2a88c3a41a7c9740bd86f..feb4a1510d495239e025e8f01954b0044f941e4b 100644 (file)
--- a/libkmod/libkmod-file.c
+++ b/libkmod/libkmod-file.c
@@ -175,13 +175,12 @@ static int load_zlib(struct kmod_file *file)
 {
        int err = 0;
        off_t did = 0, total = 0;
-       unsigned char *p = NULL;
+       _cleanup_free_ unsigned char *p = NULL;
 
        errno = 0;
        file->gzf = gzdopen(file->fd, "rb");
-       if (file->gzf == NULL) {
+       if (file->gzf == NULL)
                return -errno;
-       }
        file->fd = -1; /* now owned by gzf due gzdopen() */
 
        for (;;) {
@@ -215,9 +214,10 @@ static int load_zlib(struct kmod_file *file)
 
        file->memory = p;
        file->size = did;
+       p = NULL;
        return 0;
+
 error:
-       free(p);
        gzclose(file->gzf);
        return err;
 }