--- iptables-1.4.0/xtables.c

+++ iptables-1.4.0/xtables.c

@@ -77,25 +77,26 @@ static char *get_modprobe(void)

 {

 	int procfile;

 	char *ret;

+	ssize_t count;

-#define PROCFILE_BUFSIZ	1024

 	procfile = open(PROC_SYS_MODPROBE, O_RDONLY);

 	if (procfile < 0)

 		return NULL;

-	ret = (char *) malloc(PROCFILE_BUFSIZ);

+	ret = malloc(PATH_MAX);

 	if (ret) {

-		memset(ret, 0, PROCFILE_BUFSIZ);

-		switch (read(procfile, ret, PROCFILE_BUFSIZ)) {

-		case -1: goto fail;

-		case PROCFILE_BUFSIZ: goto fail; /* Partial read.  Wierd */

+		count = read(procfile, ret, PATH_MAX);

+		if (count > 0 && count < PATH_MAX)

+		{

+			if (ret[count - 1] == '\n')

+				ret[count - 1] = '\0';

+			else

+				ret[count] = '\0';

+			close(procfile);

+			return ret;

 		}

-		if (ret[strlen(ret)-1]=='\n') 

-			ret[strlen(ret)-1]=0;

-		close(procfile);

-		return ret;

 	}

- fail:

+

 	free(ret);

 	close(procfile);

 	return NULL;