Attempting to Build a Module in RHEL Returns Error: "FATAL: modpost: GPL-incompatible module <module>.ko uses GPL-only symbol '<symbol_name>'"
Issue
- Attempting to build a custom module against a RHEL kernel fails with the error:
"FATAL: modpost: GPL-incompatible module <module>.ko uses GPL-only symbol '<symbol_name>'"
Environment
- Red Hat Enterprise Linux, version 4
- Red Hat Enterprise Linux, version 5
- Red Hat Enterprise Linux, version 6
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