net: Correct size of NFS buffers
Reported-by: Coverity (CID: 152888)
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/net/nfs.h b/net/nfs.h
index 6359cd2..a377c90 100644
--- a/net/nfs.h
+++ b/net/nfs.h
@@ -42,6 +42,7 @@
* case, most NFS servers are optimized for a power of 2.
*/
#define NFS_READ_SIZE 1024 /* biggest power of two that fits Ether frame */
+#define NFS_MAX_ATTRS 26
/* Values for Accept State flag on RPC answers (See: rfc1831) */
enum rpc_accept_stat {
@@ -55,7 +56,8 @@
struct rpc_t {
union {
- uint8_t data[2048];
+ uint8_t data[NFS_READ_SIZE + (6 + NFS_MAX_ATTRS) *
+ sizeof(uint32_t)];
struct {
uint32_t id;
uint32_t type;
@@ -72,7 +74,8 @@
uint32_t verifier;
uint32_t v2;
uint32_t astatus;
- uint32_t data[NFS_READ_SIZE];
+ uint32_t data[NFS_READ_SIZE / sizeof(uint32_t) +
+ NFS_MAX_ATTRS];
} reply;
} u;
} __attribute__((packed));