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authorDenis V. Lunev <den@openvz.org>2008-04-29 01:02:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-29 08:06:21 -0700
commita973909fc32be90884280b7a8cd2f2e093c97890 (patch)
tree32ceca146f9a6de03bb7cf91a141d0f445da04ab /drivers/scsi/scsi_proc.c
parent16e70f64a9358133a14872eb72cf39b6f38b6212 (diff)
downloadop-kernel-dev-a973909fc32be90884280b7a8cd2f2e093c97890.zip
op-kernel-dev-a973909fc32be90884280b7a8cd2f2e093c97890.tar.gz
scsi: use non-racy method for proc entries creation
Use proc_create() to make sure that ->proc_fops be setup before gluing PDE to main tree. Add correct ->owner to proc_fops to fix reading/module unloading race. Signed-off-by: Denis V. Lunev <den@openvz.org> Cc: Greg Kroah-Hartman <gregkh@suse.de> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/scsi/scsi_proc.c')
-rw-r--r--drivers/scsi/scsi_proc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/scsi_proc.c b/drivers/scsi/scsi_proc.c
index 3a1c99d..e4a0d2f 100644
--- a/drivers/scsi/scsi_proc.c
+++ b/drivers/scsi/scsi_proc.c
@@ -413,6 +413,7 @@ static int proc_scsi_open(struct inode *inode, struct file *file)
}
static const struct file_operations proc_scsi_operations = {
+ .owner = THIS_MODULE,
.open = proc_scsi_open,
.read = seq_read,
.write = proc_scsi_write,
@@ -431,10 +432,9 @@ int __init scsi_init_procfs(void)
if (!proc_scsi)
goto err1;
- pde = create_proc_entry("scsi/scsi", 0, NULL);
+ pde = proc_create("scsi/scsi", 0, NULL, &proc_scsi_operations);
if (!pde)
goto err2;
- pde->proc_fops = &proc_scsi_operations;
return 0;
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