compress: fix error handling for lzma_lzma_preset()

Follow-up for 91d6f1ee53.
2026-08-27 04:34:34 +09:00
parent fb1160c588
commit d365c4cd52
1 changed files with 3 additions and 3 deletions
@@ -482,9 +482,9 @@ static int compress_blob_xz(
                return r;

        if (level >= 0) {
-                r = sym_lzma_lzma_preset(&opt, (uint32_t) level);
-                if (r < 0)
-                        return r;
+                /* This returns lzma_bool, and true means failure, i.e. the specified level is not supported. */
+                if (sym_lzma_lzma_preset(&opt, (uint32_t) level))
+                        return -EINVAL;
        }

        /* Returns < 0 if we couldn't compress the data or the