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-rw-r--r--sys/compat/linuxkpi/common/include/linux/string.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/string.h b/sys/compat/linuxkpi/common/include/linux/string.h
index 1d9b7af5d9d5..f745c2f6d343 100644
--- a/sys/compat/linuxkpi/common/include/linux/string.h
+++ b/sys/compat/linuxkpi/common/include/linux/string.h
@@ -265,4 +265,12 @@ memcpy_and_pad(void *dst, size_t dstlen, const void *src, size_t len, int ch)
memset(_ptr + _o, _c, sizeof(*(ptr)) - _o); \
})
+#define memset_after(ptr, bytepat, smember) \
+({ \
+ uint8_t *_ptr = (uint8_t *)(ptr); \
+ int _c = (int)(bytepat); \
+ size_t _o = offsetofend(typeof(*(ptr)), smember); \
+ memset(_ptr + _o, _c, sizeof(*(ptr)) - _o); \
+})
+
#endif /* _LINUXKPI_LINUX_STRING_H_ */