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cifs: add check for kmalloc in parse_dacl 

Exit from parse_dacl if no memory returned from the call to kmalloc.

Signed-off-by: Stanislav Fomichev <kernel@fomichev.me>
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Stanislav Fomichev 2011-02-06 02:05:28 +03:00 committed by Steve French
parent 247ec9b418
commit 8132b65bc6
1 changed files with 4 additions and 0 deletions
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4
fs/cifs/cifsacl.c
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@ -372,6 +372,10 @@ static void parse_dacl(struct cifs_acl *pdacl, char *end_of_acl,
ppace = kmalloc(num_aces * sizeof(struct cifs_ace *), ppace = kmalloc(num_aces * sizeof(struct cifs_ace *),
GFP_KERNEL); GFP_KERNEL);
if (!ppace) {
cERROR(1, "DACL memory allocation error");
return;
}
for (i = 0; i < num_aces; ++i) { for (i = 0; i < num_aces; ++i) {
ppace[i] = (struct cifs_ace *) (acl_base + acl_size); ppace[i] = (struct cifs_ace *) (acl_base + acl_size);