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| author | Eric Paris <eparis@redhat.com> | 2014-03-07 20:41:32 +0400 |
|---|---|---|
| committer | Eric Paris <eparis@redhat.com> | 2014-03-07 20:41:32 +0400 |
| commit | b7d3622a39fde7658170b7f3cf6c6889bb8db30d (patch) | |
| tree | 64f4e781ecb2a85d675e234072b988560bcd25f1 /fs/char_dev.c | |
| parent | f3411cb2b2e396a41ed3a439863f028db7140a34 (diff) | |
| parent | d8ec26d7f8287f5788a494f56e8814210f0e64be (diff) | |
| download | linux-b7d3622a39fde7658170b7f3cf6c6889bb8db30d.tar.xz | |
Merge tag 'v3.13' into for-3.15
Linux 3.13
Conflicts:
include/net/xfrm.h
Simple merge where v3.13 removed 'extern' from definitions and the audit
tree did s/u32/unsigned int/ to the same definitions.
Diffstat (limited to 'fs/char_dev.c')
| -rw-r--r-- | fs/char_dev.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/char_dev.c b/fs/char_dev.c index afc2bb691780..f77f7702fabe 100644 --- a/fs/char_dev.c +++ b/fs/char_dev.c @@ -368,6 +368,7 @@ void cdev_put(struct cdev *p) */ static int chrdev_open(struct inode *inode, struct file *filp) { + const struct file_operations *fops; struct cdev *p; struct cdev *new = NULL; int ret = 0; @@ -400,10 +401,11 @@ static int chrdev_open(struct inode *inode, struct file *filp) return ret; ret = -ENXIO; - filp->f_op = fops_get(p->ops); - if (!filp->f_op) + fops = fops_get(p->ops); + if (!fops) goto out_cdev_put; + replace_fops(filp, fops); if (filp->f_op->open) { ret = filp->f_op->open(inode, filp); if (ret) @@ -574,7 +576,8 @@ static struct kobject *base_probe(dev_t dev, int *part, void *data) void __init chrdev_init(void) { cdev_map = kobj_map_init(base_probe, &chrdevs_lock); - bdi_init(&directly_mappable_cdev_bdi); + if (bdi_init(&directly_mappable_cdev_bdi)) + panic("Failed to init directly mappable cdev bdi"); } |