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block: Error parameter for open functions

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Add an Error ** parameter to bdrv_open, bdrv_file_open and associated
functions to allow more specific error messages.

Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Max Reitz 2013-09-05 14:45:29 +02:00 • committed by Kevin Wolf
parent d5124c00d8
commit 34b5d2c68e
17 changed files with 163 additions and 85 deletions
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4
block/qcow2.c
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@ -1370,7 +1370,7 @@ static int qcow2_create2(const char *filename, int64_t total_size,
return ret;
}
ret = bdrv_file_open(&bs, filename, NULL, BDRV_O_RDWR);
ret = bdrv_file_open(&bs, filename, NULL, BDRV_O_RDWR, NULL);
if (ret < 0) {
return ret;
}
@ -1423,7 +1423,7 @@ static int qcow2_create2(const char *filename, int64_t total_size,
BlockDriver* drv = bdrv_find_format("qcow2");
assert(drv != NULL);
ret = bdrv_open(bs, filename, NULL,
BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH, drv);
BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH, drv, NULL);
if (ret < 0) {
goto out;
}