From 7696e0c37f43187431388df7d8087a099b3e2f1c Mon Sep 17 00:00:00 2001 From: Al Viro Date: Wed, 30 May 2012 01:56:23 -0400 Subject: [PATCH] binfmt_flat: use vm_munmap, we are missing ->mmap_sem there Signed-off-by: Al Viro --- fs/binfmt_flat.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c index 6b2daf99fab8..178cb70acc26 100644 --- a/fs/binfmt_flat.c +++ b/fs/binfmt_flat.c @@ -562,7 +562,7 @@ static int load_flat_file(struct linux_binprm * bprm, realdatastart = (unsigned long) -ENOMEM; printk("Unable to allocate RAM for process data, errno %d\n", (int)-realdatastart); - do_munmap(current->mm, textpos, text_len); + vm_munmap(textpos, text_len); ret = realdatastart; goto err; } @@ -586,8 +586,8 @@ static int load_flat_file(struct linux_binprm * bprm, } if (IS_ERR_VALUE(result)) { printk("Unable to read data+bss, errno %d\n", (int)-result); - do_munmap(current->mm, textpos, text_len); - do_munmap(current->mm, realdatastart, len); + vm_munmap(textpos, text_len); + vm_munmap(realdatastart, len); ret = result; goto err; } @@ -654,7 +654,7 @@ static int load_flat_file(struct linux_binprm * bprm, } if (IS_ERR_VALUE(result)) { printk("Unable to read code+data+bss, errno %d\n",(int)-result); - do_munmap(current->mm, textpos, text_len + data_len + extra + + vm_munmap(textpos, text_len + data_len + extra + MAX_SHARED_LIBS * sizeof(unsigned long)); ret = result; goto err;