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hexdump: use const notation

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Trivial fix: mark the buffer to hexdump as const so callers could avoid
casting their const buffers when calling print_hex_dump().

The patch is really trivial and I suggest to consider it as a fix
(it fixes GCC warnings) and push it to current tree.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Artem Bityutskiy 2007-08-07 23:43:14 +03:00 committed by Linus Torvalds
parent 660ca5317d
commit 6a0ed91e36
2 changed files with 3 additions and 3 deletions
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2
include/linux/kernel.h
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@ -224,7 +224,7 @@ extern void hex_dump_to_buffer(const void *buf, size_t len,
char *linebuf, size_t linebuflen, bool ascii);
extern void print_hex_dump(const char *level, const char *prefix_str,
int prefix_type, int rowsize, int groupsize,
void *buf, size_t len, bool ascii);
const void *buf, size_t len, bool ascii);
extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
void *buf, size_t len);
#define hex_asc(x) "0123456789abcdef"[x]

4
lib/hexdump.c
View file

@ -145,9 +145,9 @@ EXPORT_SYMBOL(hex_dump_to_buffer);
*/
void print_hex_dump(const char *level, const char *prefix_str, int prefix_type,
int rowsize, int groupsize,
void *buf, size_t len, bool ascii)
const void *buf, size_t len, bool ascii)
{
u8 *ptr = buf;
const u8 *ptr = buf;
int i, linelen, remaining = len;
unsigned char linebuf[200];