[PATCH] hex_dump: add missing "const" qualifiers

[Alan Stern]

This patch (as956) adds a couple of missing "const" qualifiers to the
print_hex_dump library routines.

Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>

---

Is this suitable for merging right away?  It should be safe enough.

Alan Stern



Index: usb-2.6/include/linux/kernel.h
===================================================================
--- usb-2.6.orig/include/linux/kernel.h
+++ usb-2.6/include/linux/kernel.h
@@ -224,9 +224,9 @@ extern void hex_dump_to_buffer(const voi
 				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);
+			const void *buf, size_t len);
 #define hex_asc(x)	"0123456789abcdef"[x]
 
 #ifdef DEBUG
Index: usb-2.6/lib/hexdump.c
===================================================================
--- usb-2.6.orig/lib/hexdump.c
+++ usb-2.6/lib/hexdump.c
@@ -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];
 
@@ -189,7 +189,7 @@ EXPORT_SYMBOL(print_hex_dump);
  * rowsize of 16, groupsize of 1, and ASCII output included.
  */
 void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
-			void *buf, size_t len)
+			const void *buf, size_t len)
 {
 	print_hex_dump(KERN_DEBUG, prefix_str, prefix_type, 16, 1,
 			buf, len, 1);

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/