[Bug 102552] Null dereference due to not checking return value of util_format_description

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=102552

            Bug ID: 102552
           Summary: Null dereference due to not checking return value of
                    util_format_description
           Product: Mesa
           Version: git
          Hardware: x86-64 (AMD64)
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: medium
         Component: Drivers/Gallium/r600
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: pauk.denis at gmail.com
        QA Contact: dri-devel at lists.freedesktop.org

In case unsupported format util_format_description return NULL, and dereference
will produce segffault.

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