1 files changed, 3 insertions, 1 deletions
diff --git a/src/io.c b/src/io.c
index c14cc23..667d9aa 100644
--- a/src/io.c
+++ b/src/io.c
@@ -138,7 +138,7 @@ size_t apk_istream_splice(void *stream, int fd, size_t size,
 
 	bufsz = size;
 	if (size > 128 * 1024) {
-		if (ftruncate(fd, size) == 0)
+		if (size != APK_SPLICE_ALL && ftruncate(fd, size) == 0)
 			mmapbase = mmap(NULL, size, PROT_READ | PROT_WRITE,
 					MAP_SHARED, fd, 0);
 		if (bufsz > 2*1024*1024)
@@ -165,6 +165,8 @@ size_t apk_istream_splice(void *stream, int fd, size_t size,
 		r = is->read(is, buf, togo);
 		if (r < 0)
 			goto err;
+		if (r == 0)
+			break;
 
 		if (mmapbase == MAP_FAILED) {
 			if (write(fd, buf, r) != r) {