Re: [PATCH net V2] net: wwan: iosm: Fix error handling path in ipc_pcie_probe()

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On Sat, Apr 08, 2023 at 12:43:21PM -0700, Harshit Mogalapalli wrote:
> Smatch reports:
> 	drivers/net/wwan/iosm/iosm_ipc_pcie.c:298 ipc_pcie_probe()
> 	warn: missing unwind goto?
> 
> When dma_set_mask fails it directly returns without disabling pci
> device and freeing ipc_pcie. Fix this my calling a correct goto label
> 
> As dma_set_mask returns either 0 or -EIO, we can use a goto label, as
> it finally returns -EIO.
> 
> Add a set_mask_fail goto label which stands consistent with other goto
> labels in this function..
> 
> Fixes: 035e3befc191 ("net: wwan: iosm: fix driver not working with INTEL_IOMMU disabled")
> Reviewed-by: Simon Horman <simon.horman@xxxxxxxxxxxx>
> Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@xxxxxxxxxx>
> ---
> This is based on static analysis, only compile tested.
> 
> v1 --> v2: Address comment by Simon Horman(better goto label name)

Thanks!

Reviewed-by: Simon Horman <simon.horman@xxxxxxxxxxxx>



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