blkdebug: Use errp for read_config()

Use an Error variable in the read_config() function.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2013-12-20 19:28:01 +01:00 committed by Kevin Wolf
parent 4694020d3c
commit 466b49f276

View File

@ -271,7 +271,7 @@ static void remove_rule(BlkdebugRule *rule)
g_free(rule);
}
static int read_config(BDRVBlkdebugState *s, const char *filename)
static int read_config(BDRVBlkdebugState *s, const char *filename, Error **errp)
{
FILE *f;
int ret;
@ -279,11 +279,14 @@ static int read_config(BDRVBlkdebugState *s, const char *filename)
f = fopen(filename, "r");
if (f == NULL) {
error_setg_errno(errp, errno, "Could not read blkdebug config file");
return -errno;
}
ret = qemu_config_parse(f, config_groups, filename);
if (ret < 0) {
error_setg(errp, "Could not parse blkdebug config file");
ret = -EINVAL;
goto fail;
}
@ -370,9 +373,8 @@ static int blkdebug_open(BlockDriverState *bs, QDict *options, int flags,
/* Read rules from config file */
config = qemu_opt_get(opts, "config");
if (config) {
ret = read_config(s, config);
if (ret < 0) {
error_setg_errno(errp, -ret, "Could not read blkdebug config file");
ret = read_config(s, config, errp);
if (ret) {
goto fail;
}
}