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block/vvfat: Propagate errors through init_directories() 

Completes the conversion of the open method to Error started in commit
015a103.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
master
Markus Armbruster 2014-05-16 11:00:18 +02:00 committed by Stefan Hajnoczi
parent 68c70af16d
commit d11c8917b2
1 changed files with 9 additions and 7 deletions
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16
block/vvfat.c
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@ -831,7 +831,8 @@ static inline off_t cluster2sector(BDRVVVFATState* s, uint32_t cluster_num)
}
static int init_directories(BDRVVVFATState* s,
const char *dirname, int heads, int secs)
const char *dirname, int heads, int secs,
Error **errp)
{
bootsector_t* bootsector;
mapping_t* mapping;
@ -892,8 +893,8 @@ static int init_directories(BDRVVVFATState* s,
if (mapping->mode & MODE_DIRECTORY) {
mapping->begin = cluster;
if(read_directory(s, i)) {
fprintf(stderr, "Could not read directory %s\n",
mapping->path);
error_setg(errp, "Could not read directory %s",
mapping->path);
return -1;
}
mapping = array_get(&(s->mapping), i);
@ -919,9 +920,10 @@ static int init_directories(BDRVVVFATState* s,
cluster = mapping->end;
if(cluster > s->cluster_count) {
fprintf(stderr,"Directory does not fit in FAT%d (capacity %.2f MB)\n",
s->fat_type, s->sector_count / 2000.0);
return -EINVAL;
error_setg(errp,
"Directory does not fit in FAT%d (capacity %.2f MB)",
s->fat_type, s->sector_count / 2000.0);
return -1;
}
/* fix fat for entry */
@ -1169,7 +1171,7 @@ DLOG(if (stderr == NULL) {
bs->total_sectors = cyls * heads * secs;
if (init_directories(s, dirname, heads, secs)) {
if (init_directories(s, dirname, heads, secs, errp)) {
ret = -EIO;
goto fail;
}