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-rw-r--r--lib/hexdump.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/hexdump.c b/lib/hexdump.c
index 992457b1284c..81b70ed37209 100644
--- a/lib/hexdump.c
+++ b/lib/hexdump.c
@@ -9,6 +9,7 @@
#include <linux/types.h>
#include <linux/ctype.h>
+#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/export.h>
#include <asm/unaligned.h>
@@ -42,7 +43,7 @@ EXPORT_SYMBOL(hex_to_bin);
* @src: ascii hexadecimal string
* @count: result length
*
- * Return 0 on success, -1 in case of bad input.
+ * Return 0 on success, -EINVAL in case of bad input.
*/
int hex2bin(u8 *dst, const char *src, size_t count)
{
@@ -51,7 +52,7 @@ int hex2bin(u8 *dst, const char *src, size_t count)
int lo = hex_to_bin(*src++);
if ((hi < 0) || (lo < 0))
- return -1;
+ return -EINVAL;
*dst++ = (hi << 4) | lo;
}