imsm: Fix possible segfault in check_no_platform()

conf_line() may return NULL, which is not handled and might cause
segfault.

Signed-off-by: Mateusz Grzonka <mateusz.grzonka@intel.com>
Signed-off-by: Jes Sorensen <jes@trained-monkey.org>

diff --git a/super-intel.c b/super-intel.c
index ae0f4a8c6bba07c1f0bd1640200383f0275d1601..4ef33d317482f40b30f2450a5821f848b4ff6674 100644 (file)
--- a/super-intel.c
+++ b/super-intel.c
@@ -650,6 +650,11 @@ static int check_no_platform(void)
                char *l = conf_line(fp);
                char *w = l;
 
+               if (l == NULL) {
+                       fclose(fp);
+                       return 0;
+               }
+
                do {
                        if (strcmp(w, search) == 0)
                                no_platform = 1;