[PATCH AUTOSEL 4.18 011/131] powerpc/4xx: Fix error return path in ppc4xx_msi_probe()

2018-09-02 Thread Sasha Levin
From: Guenter Roeck [ Upstream commit 6e0495c2e8ac39b1aad0a4588fe64413ce9028c0 ] An arbitrary error in ppc4xx_msi_probe() quite likely results in a crash similar to the following, seen after dma_alloc_coherent() returned an error. Unable to handle kernel paging request for data at address

[PATCH AUTOSEL 4.18 011/131] powerpc/4xx: Fix error return path in ppc4xx_msi_probe()

2018-09-02 Thread Sasha Levin
From: Guenter Roeck [ Upstream commit 6e0495c2e8ac39b1aad0a4588fe64413ce9028c0 ] An arbitrary error in ppc4xx_msi_probe() quite likely results in a crash similar to the following, seen after dma_alloc_coherent() returned an error. Unable to handle kernel paging request for data at address