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-rw-r--r--sunrpc/xcrypt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sunrpc/xcrypt.c b/sunrpc/xcrypt.c
index ec4110036c..d770a7d648 100644
--- a/sunrpc/xcrypt.c
+++ b/sunrpc/xcrypt.c
@@ -62,7 +62,7 @@ static char hex[16] =
   (c >= '0' && c <= '9'							      \
    ? c - '0'								      \
    : ({	int upp = toupper (c);						      \
-	upp >= 'a' && upp <= 'z' ? upp - 'a' + 10 : -1; }))
+	upp >= 'A' && upp <= 'Z' ? upp - 'A' + 10 : -1; }))
 #else
 static char hexval (char) internal_function;
 #endif