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-rw-r--r--kernel/trace/trace.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 78d56614c95..36cbb873845 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -336,14 +336,12 @@ trace_seq_putmem(struct trace_seq *s, void *mem, size_t len)
}
#define HEX_CHARS 17
-static const char hex2asc[] = "0123456789abcdef";
static int
trace_seq_putmem_hex(struct trace_seq *s, void *mem, size_t len)
{
unsigned char hex[HEX_CHARS];
unsigned char *data = mem;
- unsigned char byte;
int i, j;
BUG_ON(len >= HEX_CHARS);
@@ -353,10 +351,8 @@ trace_seq_putmem_hex(struct trace_seq *s, void *mem, size_t len)
#else
for (i = len-1, j = 0; i >= 0; i--) {
#endif
- byte = data[i];
-
- hex[j++] = hex2asc[byte & 0x0f];
- hex[j++] = hex2asc[byte >> 4];
+ hex[j++] = hex_asc_hi(data[i]);
+ hex[j++] = hex_asc_lo(data[i]);
}
hex[j++] = ' ';