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cifs: Increase size of tmp_buf in cifs_readdir to avoid potential overflows

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Increase size of tmp_buf to possible maximum to avoid potential
overflows.

Pointed-out-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de>
Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Suresh Jayaraman 2009-04-20 18:54:36 +05:30 committed by Steve French
parent 968460ebd8
commit 7b0c8fcff4
1 changed files with 1 additions and 1 deletions
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fs/cifs/readdir.c
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@ -1074,7 +1074,7 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir)
with the rare long characters alloc more to account for
such multibyte target UTF-8 characters. cifs_unicode.c,
which actually does the conversion, has the same limit */
tmp_buf = kmalloc((2 * NAME_MAX) + 4, GFP_KERNEL);
tmp_buf = kmalloc((4 * NAME_MAX) + 2, GFP_KERNEL);
for (i = 0; (i < num_to_fill) && (rc == 0); i++) {
if (current_entry == NULL) {
/* evaluate whether this case is an error */