drm/exynos: remove function convert_to_vm_err_msg

The convert_to_vm_err_msg is called just once by exynos_drm_gem_fault,
so it's simple not to use the function.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

1 files changed, 10 insertions, 24 deletions

diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index d320acd20986..f717d795e9ae 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -20,29 +20,6 @@
 #include "exynos_drm_buf.h"
 #include "exynos_drm_iommu.h"
 
-static unsigned int convert_to_vm_err_msg(int msg)
-{
-        unsigned int out_msg;
-
-        switch (msg) {
-        case 0:
-        case -ERESTARTSYS:
-        case -EINTR:
-                out_msg = VM_FAULT_NOPAGE;
-                break;
-
-        case -ENOMEM:
-                out_msg = VM_FAULT_OOM;
-                break;
-
-        default:
-                out_msg = VM_FAULT_SIGBUS;
-                break;
-        }
-
-        return out_msg;
-}
-
 static int check_gem_flags(unsigned int flags)
 {
         if (flags & ~(EXYNOS_BO_MASK)) {
@@ -600,7 +577,16 @@ int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 
         mutex_unlock(&dev->struct_mutex);
 
-        return convert_to_vm_err_msg(ret);
+        switch (ret) {
+        case 0:
+        case -ERESTARTSYS:
+        case -EINTR:
+                return VM_FAULT_NOPAGE;
+        case -ENOMEM:
+                return VM_FAULT_OOM;
+        default:
+                return VM_FAULT_SIGBUS;
+        }
 }
 
 int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)