klibc - Nov 2003 - [PATCH] option parsing in kinit/kinit.c get_arg()

what is the purpose of get_arg()? should it return the option itself
and/or the arguments passed to an option? 
this patch returns either 'rw' or '/dev/nfs' if name was
root=/dev/nfs



--- usr/klibc/klibc-0.81.orig/kinit/kinit.c	2003-06-01 08:18:41.000000000 +0200
+++ usr/klibc/klibc-0.81/kinit/kinit.c	2003-11-22 19:19:17.000000000 +0100
@@ -181,10 +181,15 @@ char *get_arg(int argc, char *argv[], co
 	int i;
 
 	for (i = 1; i < argc; i++) {
-		if (argv[i] && strncmp(argv[i], name, len) == 0 &&
-		    (argv[i][len] == '\0')) {
-			ret = argv[i] + len;
-			break;
+		if (argv[i] && strncmp(argv[i], name, len) == 0) {
+			if (argv[i][len] == '\0') {
+				ret = argv[i];
+				break;
+			}
+			if (len && argv[i][len-1] == '=') {
+				ret = argv[i] + len;
+				break;
+			}
 		}
 	}
 
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