1 files changed, 1 insertions, 1 deletions

diff --git a/Documentation/pcmcia/crc32hash.c b/Documentation/pcmcia/crc32hash.c
index cbc36d299af8..4210e5abab8a 100644
--- a/Documentation/pcmcia/crc32hash.c
+++ b/Documentation/pcmcia/crc32hash.c
@@ -26,7 +26,7 @@ int main(int argc, char **argv) {
                 printf("no string passed as argument\n");
                 return -1;
         }
-        result = crc32(argv[1], strlen(argv[1]));
+        result = crc32((unsigned char const *)argv[1], strlen(argv[1]));
         printf("0x%x\n", result);
         return 0;
 }