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-rw-r--r--erts/emulator/beam/io.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index a25716b9b4..edf4a28784 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -914,8 +914,8 @@ int erts_port_handle_xports(Port *prt)
(iov)->iov_base = (ptr); \
(iov)->iov_len = (len); \
if (sizeof((iov)->iov_len) < sizeof(len) \
- /* Check if (len) overflowed (iov)->iov_len */ \
- && ((len) >> (sizeof((iov)->iov_len)*CHAR_BIT)) != 0) { \
+ /* Check if (len) overflowed (iov)->iov_len */ \
+ && (iov)->iov_len != (len)) { \
goto L_overflow; \
} \
*(bv)++ = (bin); \