[Bug 672] New: [PATCH] check for valid config descriptors

bugzilla-daemon at bugzilla.openmoko.org bugzilla-daemon at bugzilla.openmoko.org
Tue Jul 31 15:12:57 CEST 2007


           Summary: [PATCH] check for valid config descriptors
           Product: OpenMoko
           Version: current svn head
          Platform: Other
        OS/Version: FreeBSD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: dfu-util
        AssignedTo: werner at openmoko.org
        ReportedBy: nick at anywi.com
                CC: buglog at lists.openmoko.org

Even if the device is found, the config descriptors are not always valid. Add 
a check for a valid value in cfg:

Index: main.c
--- main.c      (revision 2384)
+++ main.c      (working copy)
@@ -85,6 +85,8 @@
        for (cfg_idx = 0; cfg_idx < dev->descriptor.bNumConfigurations;
             cfg_idx++) {
                cfg = &dev->config[cfg_idx];
+               if (cfg == NULL)
+                   return 1;
                for (intf_idx = 0; intf_idx < cfg->bNumInterfaces;
                     intf_idx++) {
                        uif = &cfg->interface[intf_idx];

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