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| author | Tejun Heo <htejun@gmail.com> | 2007-02-27 22:33:21 +0900 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-03-01 20:16:28 -0500 |
| commit | 1aa56cca5bfa396c791e93b38e4776ef39b590a7 (patch) | |
| tree | c4e88e2195dfc1db88c932e5c2b9adb151bb9d65 /drivers/ata/libata-core.c | |
| parent | 7b965e0884cee430ffe5dc81cdb117b9316b0549 (diff) | |
| download | blackbird-op-linux-1aa56cca5bfa396c791e93b38e4776ef39b590a7.tar.gz blackbird-op-linux-1aa56cca5bfa396c791e93b38e4776ef39b590a7.zip | |
libata: clear drvdata in ata_host_release(), take#2
Clearing drvdata in ->remove_one causes NULL pointer deference. Clear
drvdata only in ata_host_release() after all resources are freed.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/libata-core.c')
| -rw-r--r-- | drivers/ata/libata-core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index c8d44a7c403f..17ad152714e6 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5680,6 +5680,8 @@ static void ata_host_release(struct device *gendev, void *res) if (host->ops->host_stop) host->ops->host_stop(host); + + dev_set_drvdata(gendev, NULL); } /** @@ -5902,7 +5904,6 @@ int ata_device_add(const struct ata_probe_ent *ent) err_out: devres_release_group(dev, ata_device_add); - dev_set_drvdata(dev, NULL); VPRINTK("EXIT, returning %d\n", rc); return 0; } |
