Check that path is non-NULL before dereferencing it

This commit is contained in:
simon.kagstrom 2009-05-21 17:20:54 +00:00
parent 34f2bd18b5
commit 282002425b

View File

@ -249,7 +249,7 @@ static int match_string (const char *table[], const char *str)
char *cfgfile_subst_path (const char *path, const char *subst, const char *file) char *cfgfile_subst_path (const char *path, const char *subst, const char *file)
{ {
/* @@@ use strcasecmp for some targets. */ /* @@@ use strcasecmp for some targets. */
if (strlen (path) > 0 && strncmp (file, path, strlen (path)) == 0) { if (path && strlen (path) > 0 && strncmp (file, path, strlen (path)) == 0) {
int l; int l;
char *p = xmalloc (strlen (file) + strlen (subst) + 2); char *p = xmalloc (strlen (file) + strlen (subst) + 2);
strcpy (p, subst); strcpy (p, subst);