From 0e882e0c48a93f7e187fd403ffb32d3ad861ee77 Mon Sep 17 00:00:00 2001 From: Vladimir 'phcoder' Serbinenko Date: Mon, 15 Apr 2013 00:38:39 +0200 Subject: [PATCH 313/471] * grub-core/disk/ieee1275/ofdisk.c: Fix CD-ROM and boot device detection. --- ChangeLog | 5 +++++ grub-core/disk/ieee1275/ofdisk.c | 21 +++++++++++++++++++-- 2 files changed, 24 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index a4d9555..b372668 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2013-04-15 Vladimir Serbinenko + + * grub-core/disk/ieee1275/ofdisk.c: Fix CD-ROM and boot device + detection. + 2013-04-14 Vladimir Serbinenko * grub-core/lib/posix_wrap/sys/types.h: Make WORDS_BIGENDIAN definition diff --git a/grub-core/disk/ieee1275/ofdisk.c b/grub-core/disk/ieee1275/ofdisk.c index bebf777..ec92c4d 100644 --- a/grub-core/disk/ieee1275/ofdisk.c +++ b/grub-core/disk/ieee1275/ofdisk.c @@ -32,6 +32,7 @@ struct ofdisk_hash_ent { char *devpath; int is_boot; + int is_cdrom; /* Pointer to shortest available name on nodes representing canonical names, otherwise NULL. */ const char *shortest; @@ -80,6 +81,18 @@ ofdisk_hash_add_real (char *devpath) return p; } +static int +check_string_cdrom (const char *str) +{ + const char *ptr = grub_strrchr (str, '/'); + + if (ptr) + ptr++; + else + ptr = str; + return (grub_strncmp (ptr, "cdrom", 5) == 0); +} + static struct ofdisk_hash_ent * ofdisk_hash_add (char *devpath, char *curcan) { @@ -92,6 +105,8 @@ ofdisk_hash_add (char *devpath, char *curcan) if (!curcan) { p->shortest = devpath; + if (check_string_cdrom (devpath)) + p->is_cdrom = 1; return p; } @@ -101,6 +116,9 @@ ofdisk_hash_add (char *devpath, char *curcan) else grub_free (curcan); + if (check_string_cdrom (devpath) || check_string_cdrom (curcan)) + pcan->is_cdrom = 1; + if (!pcan) grub_errno = GRUB_ERR_NONE; else @@ -267,8 +285,7 @@ grub_ofdisk_iterate (grub_disk_dev_iterate_hook_t hook, void *hook_data, } } - if (grub_strncmp (ent->shortest, "cdrom", 5) == 0 - || ent->is_boot) + if (!ent->is_boot && ent->is_cdrom) continue; { -- 1.8.2.1