From: Stephen M. Cameron Date: Thu, 17 Sep 2009 18:48:15 +0000 (-0500) Subject: cciss: fix some magic numbers in the raid-level decoding X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fa52bec9df974096f9eb0e42a0b890512c0a0036;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git cciss: fix some magic numbers in the raid-level decoding cciss: fix some magic numbers in the raid-level decoding Signed-off-by: Stephen M. Cameron Signed-off-by: Jens Axboe --- diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index ae0cb1329e92..b674f93d4be8 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -255,8 +255,6 @@ static inline void removeQ(CommandList_struct *c) #include "cciss_scsi.c" /* For SCSI tape support */ -#define RAID_UNKNOWN 6 - #ifdef CONFIG_PROC_FS /* @@ -268,6 +266,7 @@ static inline void removeQ(CommandList_struct *c) static const char *raid_label[] = { "0", "4", "1(1+0)", "5", "5+1", "ADG", "UNKNOWN" }; +#define RAID_UNKNOWN (sizeof(raid_label) / sizeof(raid_label[0])-1) static struct proc_dir_entry *proc_cciss; @@ -341,7 +340,7 @@ static int cciss_seq_show(struct seq_file *seq, void *v) vol_sz_frac *= 100; sector_div(vol_sz_frac, ENG_GIG_FACTOR); - if (drv->raid_level > 5) + if (drv->raid_level < 0 || drv->raid_level > RAID_UNKNOWN) drv->raid_level = RAID_UNKNOWN; seq_printf(seq, "cciss/c%dd%d:" "\t%4u.%02uGB\tRAID %s\n",