X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=src%2Fresource.c;h=385f9f65ba6836aa594c5bb34e9b4823eabff79c;hp=c3e6927c147d50a25dd4e4c0d0f694737e652edc;hb=8618172276fae088f311923a61bbf26c3d4d8941;hpb=3ceffe51aa820d5e804d859935bf34584be08fe2;ds=sidebyside

diff --git a/src/resource.c b/src/resource.c
index c3e6927c..385f9f65 100644
--- a/src/resource.c
+++ b/src/resource.c
@@ -188,7 +188,7 @@ read_compressed_wim_resource(const struct wim_resource_descriptor * const rdesc,
 		}
 	}
 
-	const u32 chunk_order = fls32(chunk_size);
+	const u32 chunk_order = bsr32(chunk_size);
 
 	/* Calculate the total number of chunks the resource is divided into.  */
 	const u64 num_chunks = (rdesc->uncompressed_size + chunk_size - 1) >> chunk_order;