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proc: enable writing to /proc/pid/mem

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With recent changes there is no longer a security hazard with writing to
/proc/pid/mem.  Remove the #ifdef.

Signed-off-by: Stephen Wilson <wilsons@start.ca>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Stephen Wilson
2011-03-13 15:49:24 -04:00
committed by Al Viro
parent 8b0db9db19
commit 198214a7ee
1 changed files with 0 additions and 5 deletions
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5
fs/proc/base.c
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@@ -854,10 +854,6 @@ out_no_task:
return ret; return ret;
} }
#define mem_write NULL
#ifndef mem_write
/* This is a security hazard */
static ssize_t mem_write(struct file * file, const char __user *buf, static ssize_t mem_write(struct file * file, const char __user *buf,
size_t count, loff_t *ppos) size_t count, loff_t *ppos)
{ {
@@ -914,7 +910,6 @@ out_task:
out_no_task: out_no_task:
return copied; return copied;
} }
#endif
loff_t mem_lseek(struct file *file, loff_t offset, int orig) loff_t mem_lseek(struct file *file, loff_t offset, int orig)
{ {