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powerpc/powernv/sriov: fix unsigned int win compared to less than zero

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Fix coccicheck warning:

  arch/powerpc/platforms/powernv/pci-sriov.c:443:7-10:
  WARNING: Unsigned expression compared with zero: win < 0

  arch/powerpc/platforms/powernv/pci-sriov.c:462:7-10:
  WARNING: Unsigned expression compared with zero: win < 0

Fixes: 39efc03e3e ("powerpc/powernv/sriov: Move M64 BAR allocation into a helper")
Reported-by: Tosk Robot <tencent_os_robot@tencent.com>
Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1605007170-22171-1-git-send-email-kaixuxia@tencent.com
This commit is contained in:
Kaixu Xia 2020-11-10 19:19:30 +08:00 committed by Michael Ellerman
parent a40fdaf142
commit 027717a45c
1 changed files with 1 additions and 1 deletions
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2
arch/powerpc/platforms/powernv/pci-sriov.c
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@ -422,7 +422,7 @@ static int pnv_pci_vf_assign_m64(struct pci_dev *pdev, u16 num_vfs)
{
struct pnv_iov_data *iov;
struct pnv_phb *phb;
unsigned int win;
int win;
struct resource *res;
int i, j;
int64_t rc;