Use D_PARTISGPT rather than bare 255

These three cases dovetail with other places in the code where we use
or set D_PARTISGPT when we mean that the partitioning scheme is
GPT. Use this #define to make the code easier to undertand.

Reviewed by: tsoome@
Differential Revision: https://reviews.freebsd.org/D20122
This commit is contained in:
Warner Losh 2019-05-01 05:42:13 +00:00
parent eb1f7f43ca
commit fa4b817970
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=346984

View File

@ -286,9 +286,9 @@ disk_open(struct disk_devdesc *dev, uint64_t mediasize, u_int sectorsize)
od->entrysize = part.end - part.start + 1;
slice = part.index;
if (ptable_gettype(od->table) == PTABLE_GPT) {
partition = 255;
partition = D_PARTISGPT;
goto out; /* Nothing more to do */
} else if (partition == 255) {
} else if (partition == D_PARTISGPT) {
/*
* When we try to open GPT partition, but partition
* table isn't GPT, reset d_partition value to -1
@ -419,7 +419,7 @@ disk_parsedev(struct disk_devdesc *dev, const char *devspec, const char **path)
/* we don't support nested partitions on GPT */
if (*cp != '\0' && *cp != ':')
return (EINVAL);
partition = 255;
partition = D_PARTISGPT;
} else
#endif
#ifdef LOADER_MBR_SUPPORT