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authorMilind Arun Choudhary <milindchoudhary@gmail.com>2009-02-20 16:56:45 +0300
committerAlexey Dobriyan <adobriyan@gmail.com>2009-03-31 01:14:22 +0400
commit09729a9919fdaf137995b0f19cbd401e22229cac (patch)
tree54b187f7fade4f4669f37935f019b6f8c23b5df4 /fs
parent1681bc30f272dd2fe347b90468791b05c7044f03 (diff)
proc: fix sparse warnings in pagemap_read()
fs/proc/task_mmu.c:696:12: warning: cast removes address space of expression fs/proc/task_mmu.c:696:9: warning: incorrect type in assignment (different address spaces) fs/proc/task_mmu.c:696:9: expected unsigned long long [noderef] [usertype] <asn:1>*out fs/proc/task_mmu.c:696:9: got unsigned long long [usertype] *<noident> fs/proc/task_mmu.c:697:12: warning: cast removes address space of expression fs/proc/task_mmu.c:697:9: warning: incorrect type in assignment (different address spaces) fs/proc/task_mmu.c:697:9: expected unsigned long long [noderef] [usertype] <asn:1>*end fs/proc/task_mmu.c:697:9: got unsigned long long [usertype] *<noident> fs/proc/task_mmu.c:723:12: warning: cast removes address space of expression fs/proc/task_mmu.c:723:26: error: subtraction of different types can't work (different address spaces) fs/proc/task_mmu.c:725:24: error: subtraction of different types can't work (different address spaces) Signed-off-by: Milind Arun Choudhary <milindchoudhary@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/task_mmu.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 94063840832..b0ae0be4801 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -693,8 +693,8 @@ static ssize_t pagemap_read(struct file *file, char __user *buf,
goto out_pages;
}
- pm.out = (u64 *)buf;
- pm.end = (u64 *)(buf + count);
+ pm.out = (u64 __user *)buf;
+ pm.end = (u64 __user *)(buf + count);
pagemap_walk.pmd_entry = pagemap_pte_range;
pagemap_walk.pte_hole = pagemap_pte_hole;
@@ -720,9 +720,9 @@ static ssize_t pagemap_read(struct file *file, char __user *buf,
if (ret == PM_END_OF_BUFFER)
ret = 0;
/* don't need mmap_sem for these, but this looks cleaner */
- *ppos += (char *)pm.out - buf;
+ *ppos += (char __user *)pm.out - buf;
if (!ret)
- ret = (char *)pm.out - buf;
+ ret = (char __user *)pm.out - buf;
out_pages:
for (; pagecount; pagecount--) {