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| author | Takashi Iwai <tiwai@suse.de> | 2009-05-12 11:57:09 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-05-12 11:57:09 +0200 |
| commit | ddc4097b77bbb227851a44287acb2fb8a9896cc1 (patch) | |
| tree | 319d098879bed7c45543d983de8becd509701b22 /fs/proc/task_mmu.c | |
| parent | bec4c99e8637b5b8bd4b0513eacb51da25885e3b (diff) | |
| parent | ae31c1fbdbb18d917b0a1139497c2dbd35886989 (diff) | |
Merge branch 'topic/drvdata-fix' into topic/asoc
Diffstat (limited to 'fs/proc/task_mmu.c')
| -rw-r--r-- | fs/proc/task_mmu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 39e4ad4f59f..6f61b7cc32e 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -665,6 +665,10 @@ static ssize_t pagemap_read(struct file *file, char __user *buf, goto out_task; ret = 0; + + if (!count) + goto out_task; + mm = get_task_mm(task); if (!mm) goto out_task; |