diff options
| author | sakindia123 <sa6915@gmail.com> | 2013-06-14 05:02:38 +0100 |
|---|---|---|
| committer | sakindia123 <sa6915@gmail.com> | 2013-06-14 05:02:38 +0100 |
| commit | 83e756cbc3fc1689d40567b71511adc1089f85e0 (patch) | |
| tree | 0d223e10f94cf10500d570e50a5296660bff0793 /sound | |
| parent | e25020d0b5430c86778e3c2bf3e5050e96db0d77 (diff) | |
| download | kernel_samsung_smdk4412-83e756cbc3fc1689d40567b71511adc1089f85e0.tar.gz kernel_samsung_smdk4412-83e756cbc3fc1689d40567b71511adc1089f85e0.tar.bz2 kernel_samsung_smdk4412-83e756cbc3fc1689d40567b71511adc1089f85e0.zip | |
Samsung i9300 Update 10
Change-Id: I549efadb9464c7f0e4248c31f1f8bff55ffed458
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/samsung/srp_alp/srp_alp.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/soc/samsung/srp_alp/srp_alp.c b/sound/soc/samsung/srp_alp/srp_alp.c index 900dfff9c17..004b0cccb93 100644 --- a/sound/soc/samsung/srp_alp/srp_alp.c +++ b/sound/soc/samsung/srp_alp/srp_alp.c @@ -736,8 +736,14 @@ static int srp_release(struct inode *inode, struct file *file) static int srp_mmap(struct file *filep, struct vm_area_struct *vma) { unsigned long size = vma->vm_end - vma->vm_start; + unsigned long size_max; unsigned int pfn; + size_max = (srp.obuf_info.mmapped_size + PAGE_SIZE - 1) & + ~(PAGE_SIZE - 1); + if (size > size_max) + return -EINVAL; + vma->vm_flags |= VM_IO; vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); |