diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2011-02-22 10:58:46 -0500 |
---|---|---|
committer | Chris Wilson <chris@chris-wilson.co.uk> | 2011-02-22 11:09:03 -0500 |
commit | 710f957846cff998c681f3701f6f90eda896458f (patch) | |
tree | ba22ee7b469dd0cee974019cc32630838691f3af /fs/block_dev.c | |
parent | e953fd7bb32f55309a96abd5ceba9cf68d221434 (diff) | |
parent | 011b9910bdaf2e52c48c012490ab444fceea1959 (diff) |
Merge branch 'drm-intel-fixes' into drm-intel-next
Merge in the conflicting eDP fix.
Conflicts:
drivers/gpu/drm/i915/i915_irq.c
drivers/gpu/drm/i915/intel_display.c
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'fs/block_dev.c')
-rw-r--r-- | fs/block_dev.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index 333a7bb4cb9c..4fb8a3431531 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c | |||
@@ -1215,12 +1215,6 @@ int blkdev_get(struct block_device *bdev, fmode_t mode, void *holder) | |||
1215 | 1215 | ||
1216 | res = __blkdev_get(bdev, mode, 0); | 1216 | res = __blkdev_get(bdev, mode, 0); |
1217 | 1217 | ||
1218 | /* __blkdev_get() may alter read only status, check it afterwards */ | ||
1219 | if (!res && (mode & FMODE_WRITE) && bdev_read_only(bdev)) { | ||
1220 | __blkdev_put(bdev, mode, 0); | ||
1221 | res = -EACCES; | ||
1222 | } | ||
1223 | |||
1224 | if (whole) { | 1218 | if (whole) { |
1225 | /* finish claiming */ | 1219 | /* finish claiming */ |
1226 | mutex_lock(&bdev->bd_mutex); | 1220 | mutex_lock(&bdev->bd_mutex); |
@@ -1298,6 +1292,11 @@ struct block_device *blkdev_get_by_path(const char *path, fmode_t mode, | |||
1298 | if (err) | 1292 | if (err) |
1299 | return ERR_PTR(err); | 1293 | return ERR_PTR(err); |
1300 | 1294 | ||
1295 | if ((mode & FMODE_WRITE) && bdev_read_only(bdev)) { | ||
1296 | blkdev_put(bdev, mode); | ||
1297 | return ERR_PTR(-EACCES); | ||
1298 | } | ||
1299 | |||
1301 | return bdev; | 1300 | return bdev; |
1302 | } | 1301 | } |
1303 | EXPORT_SYMBOL(blkdev_get_by_path); | 1302 | EXPORT_SYMBOL(blkdev_get_by_path); |