X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=ipc%2Fcompat.c;h=8b44aa9a7c95dd928b2a4125d23381a3c1edcede;hb=21c42bd8db2acd7c884d132efbf7aee9ca970b06;hp=fa18141539fb38d4f6980c5b1f74b4c4dafa66e9;hpb=cfee47f99bc14a6d7c6b0be2284db2cef310a815;p=powerpc.git

diff --git a/ipc/compat.c b/ipc/compat.c
index fa18141539..8b44aa9a7c 100644
--- a/ipc/compat.c
+++ b/ipc/compat.c
@@ -542,6 +542,8 @@ static inline int put_compat_shminfo64(struct shminfo64 *smi,
 
 	if (!access_ok(VERIFY_WRITE, up64, sizeof(*up64)))
 		return -EFAULT;
+	if (smi->shmmax > INT_MAX)
+		smi->shmmax = INT_MAX;
 	err  = __put_user(smi->shmmax, &up64->shmmax);
 	err |= __put_user(smi->shmmin, &up64->shmmin);
 	err |= __put_user(smi->shmmni, &up64->shmmni);
@@ -557,6 +559,8 @@ static inline int put_compat_shminfo(struct shminfo64 *smi,
 
 	if (!access_ok(VERIFY_WRITE, up, sizeof(*up)))
 		return -EFAULT;
+	if (smi->shmmax > INT_MAX)
+		smi->shmmax = INT_MAX;
 	err  = __put_user(smi->shmmax, &up->shmmax);
 	err |= __put_user(smi->shmmin, &up->shmmin);
 	err |= __put_user(smi->shmmni, &up->shmmni);