fixed bug where strtok() could return NULL in getpassf().

379e689d · Andrew Tridgell · 65575e96 · 379e689d
Commit 379e689d authored Jan 08, 1999 by Andrew Tridgell
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authenticate.c authenticate.c +3 -1

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--- a/authenticate.c
+++ b/authenticate.c
@@ -170,8 +170,10 @@ static char *getpassf(char *filename)
 	buffer[sizeof(buffer)-1]='\0';
 	if ( (len=read(fd,buffer,sizeof(buffer)-1)) > 0)
 	{
+		char *p = strtok(buffer,"\n\r");
 		close(fd);
-		return strdup(strtok(buffer,"\n\r"));
+		if (p) p = strdup(p);
+		return p;
 	}	

 	return NULL;