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D45181.id138864.diff
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diff --git a/sys/compat/linuxkpi/common/include/linux/string.h b/sys/compat/linuxkpi/common/include/linux/string.h
--- a/sys/compat/linuxkpi/common/include/linux/string.h
+++ b/sys/compat/linuxkpi/common/include/linux/string.h
@@ -98,6 +98,18 @@
return (dst);
}
+/* See slab.h for kvmalloc/kvfree(). */
+static inline void *
+kvmemdup(const void *src, size_t len, gfp_t gfp)
+{
+ void *dst;
+
+ dst = kvmalloc(len, gfp);
+ if (dst != NULL)
+ memcpy(dst, src, len);
+ return (dst);
+}
+
static inline char *
strndup_user(const char __user *ustr, long n)
{
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D45181: LinuxKPI: add kvmemdup()
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