image-fit: don't check free() argument

* free() checks if its argument is NULL. Remove duplicate checks.
* Remove duplicate free(ovcopy).

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

diff --git a/boot/image-fit.c b/boot/image-fit.c
index 6610035..f57d97f 100644 (file)
--- a/boot/image-fit.c
+++ b/boot/image-fit.c
@@ -1887,8 +1887,7 @@ int fit_conf_get_node(const void *fit, const char *conf_uname)
                      conf_uname, fdt_strerror(noffset));
        }
 
-       if (conf_uname_copy)
-               free(conf_uname_copy);
+       free(conf_uname_copy);
 
        return noffset;
 }
@@ -2422,9 +2421,6 @@ int boot_get_fdt_fit(bootm_headers_t *images, ulong addr,
                }
                fdt_pack(base);
                len = fdt_totalsize(base);
-
-               free(ovcopy);
-               ovcopy = NULL;
        }
 #else
        printf("config with overlays but CONFIG_OF_LIBFDT_OVERLAY not set\n");
@@ -2442,11 +2438,9 @@ out:
                *fit_uname_configp = fit_uname_config;
 
 #ifdef CONFIG_OF_LIBFDT_OVERLAY
-       if (ovcopy)
-               free(ovcopy);
+       free(ovcopy);
 #endif
-       if (fit_uname_config_copy)
-               free(fit_uname_config_copy);
+       free(fit_uname_config_copy);
        return fdt_noffset;
 }
 #endif