[PATCH] drm: tegra: shut up harmless warning on NOMMU
From: Arnd Bergmann <arnd@arndb.de>
Date: 2017-01-12 11:14:47
Also in:
dri-devel, lkml
Subsystem:
drm drivers, drm drivers for nvidia tegra, the rest · Maintainers:
David Airlie, Simona Vetter, Thierry Reding, Mikko Perttunen, Linus Torvalds
The tegra DRM driver is almost ok without an MMU, but there is one small warning that I get: drivers/gpu/drm/tegra/gem.c: In function 'tegra_drm_mmap': drivers/gpu/drm/tegra/gem.c:508:12: unused variable 'prot' This marks the variable as __maybe_unused instead. Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- drivers/gpu/drm/tegra/gem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index 7d853e6b5ff0..63f14b7a59a0 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c@@ -505,7 +505,7 @@ int tegra_drm_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_pgoff = vm_pgoff; } else { - pgprot_t prot = vm_get_page_prot(vma->vm_flags); + pgprot_t prot __maybe_unused = vm_get_page_prot(vma->vm_flags); vma->vm_flags |= VM_MIXEDMAP; vma->vm_flags &= ~VM_PFNMAP;
--
2.9.0
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