crc32_acle.c: make logic more consistent

diff --git a/arch/arm/crc32_acle.c b/arch/arm/crc32_acle.c
index 88ba6c38c61d86070762cb1319642487f1b9c42e..383c61f1f31549803b70d84f52899d5be175e257 100644 (file)
--- a/arch/arm/crc32_acle.c
+++ b/arch/arm/crc32_acle.c
@@ -22,7 +22,7 @@ uint32_t crc32_acle(uint32_t crc, const unsigned char *buf, uint64_t len) {
         len--;
     }
 
-    if ((len > sizeof(uint16_t)) && ((ptrdiff_t)buf & sizeof(uint16_t))) {
+    if ((len >= sizeof(uint16_t)) && ((ptrdiff_t)buf & sizeof(uint16_t))) {
         buf2 = (const uint16_t *) buf;
         c = __crc32h(c, *buf2++);
         len -= sizeof(uint16_t);
@@ -32,7 +32,7 @@ uint32_t crc32_acle(uint32_t crc, const unsigned char *buf, uint64_t len) {
     }
 
 #if defined(__aarch64__)
-    if ((len > sizeof(uint32_t)) && ((ptrdiff_t)buf & sizeof(uint32_t))) {
+    if ((len >= sizeof(uint32_t)) && ((ptrdiff_t)buf & sizeof(uint32_t))) {
         c = __crc32w(c, *buf4++);
         len -= sizeof(uint32_t);
     }