iwlwifi: don't dump_stack() when we get an unexpected interrupt

[ Upstream commit 91ca9c3a ]

It is yet unclear if the WARNING really points to a real problem,
but for sure the stack dump doesn't help fixing it.
Just use a regular error print instead.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220205112029.a79e733a12f7.I8189344294222be0589fa43cc70fdf38e3057045@changeid


Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Stable-dep-of: 1902f195 ("wifi: iwlwifi: pcie: fix NULL pointer dereference in iwl_pcie_irq_rx_msix_handler()")
Signed-off-by: Sasha Levin <sashal@kernel.org>