disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/seq_buf.h
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@@ -30,7 +30,7 @@
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 }
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 static inline void
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-seq_buf_init(struct seq_buf *s, unsigned char *buf, unsigned int size)
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+seq_buf_init(struct seq_buf *s, char *buf, unsigned int size)
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 {
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 	s->buffer = buf;
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 	s->size = size;
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@@ -125,6 +125,9 @@
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 extern int seq_buf_putmem_hex(struct seq_buf *s, const void *mem,
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 			      unsigned int len);
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 extern int seq_buf_path(struct seq_buf *s, const struct path *path, const char *esc);
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+extern int seq_buf_hex_dump(struct seq_buf *s, const char *prefix_str,
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+			    int prefix_type, int rowsize, int groupsize,
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+			    const void *buf, size_t len, bool ascii);
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 #ifdef CONFIG_BINARY_PRINTF
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 extern int