diff options
| -rw-r--r-- | payloads/libpayload/libcbfs/cbfs_core.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/payloads/libpayload/libcbfs/cbfs_core.c b/payloads/libpayload/libcbfs/cbfs_core.c index 4ecda30395..39bbdb5260 100644 --- a/payloads/libpayload/libcbfs/cbfs_core.c +++ b/payloads/libpayload/libcbfs/cbfs_core.c @@ -243,12 +243,9 @@ void *cbfs_get_contents(struct cbfs_handle *handle, size_t *size, size_t limit) } if (algo == CBFS_COMPRESS_NONE) { - if (limit != 0 && limit < on_media_size) { - *size = limit; + if (limit != 0 && limit < on_media_size) on_media_size = limit; - } else { - *size = on_media_size; - } + *size = on_media_size; } void *data = m->map(m, handle->media_offset + handle->content_offset, @@ -257,10 +254,15 @@ void *cbfs_get_contents(struct cbfs_handle *handle, size_t *size, size_t limit) return NULL; ret = malloc(*size); - if (ret != NULL && - !cbfs_decompress(algo, data, on_media_size, ret, *size)) { - free(ret); - ret = NULL; + if (ret != NULL) { + size_t final_size = cbfs_decompress(algo, data, on_media_size, + ret, *size); + if (final_size != *size) { + ERROR("Expect %zu bytes but got %zu bytes after " + "decompression.\n", *size, final_size); + free(ret); + ret = NULL; + } } m->unmap(m, data); |