From 53c7796e8ddc6aaaef79df8c852c0d9d151a8559 Mon Sep 17 00:00:00 2001 From: Benjamin Tissoires Date: Fri, 10 May 2019 08:40:05 +0200 Subject: [PATCH] Refuse to run on UEFI machines running older kernels Prior to kernel v3.12, the efi framebuffer driver was named "efifb". This cause problem on RHEL 7 as the base kernel is 3.10. "efi-framebuffer.0" was added by commit 2645e0aa for that reason (don't run on UEFI machine). The change from "efifb" to "efi-framebuffer" was done with commit e6816a8 in the kernel Signed-off-by: Benjamin Tissoires [ofourdan: updated commit message with commit references] Reviewed-by: Olivier Fourdan --- src/vesa.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/vesa.c b/src/vesa.c index 7f11175..0c1d003 100644 --- a/src/vesa.c +++ b/src/vesa.c @@ -452,7 +452,8 @@ VESAPciProbe(DriverPtr drv, int entity_num, struct pci_device *dev, ScrnInfoPtr pScrn; #ifdef __linux__ - if (access("/sys/devices/platform/efi-framebuffer.0", F_OK) == 0) { + if (access("/sys/devices/platform/efi-framebuffer.0", F_OK) == 0 || + access("/sys/devices/platform/efifb.0", F_OK) == 0) { ErrorF("vesa: Refusing to run on UEFI\n"); return FALSE; } -- 2.21.0