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'rc' is known to be 0 here. Initialize 'rc' with the expected error code before using it. While at it, avoid the affectation of 'rc' in a 'if' to make things more obvious and linux style. Fixes: f204e0b8cedd ("cxl: Driver code for powernv PCIe based cards for userspace access") Acked-by: Andrew Donnellan <ajd@linux.ibm.com> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/fa2b2c9c72335ab4c3d5e6a33415e7f020b1d51b.1620243401.git.christophe.jaillet@wanadoo.fr Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>