X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=mm%2Ffadvise.c;h=d257c89e7704c60d8decf405c89c46f8de262153;hb=432e7c0dfe884b6ab1c32fd3f17c64c31d8fa7e2;hp=5f19e87bc5af1c86dd121d7e50dcd3e5cc1c7e94;hpb=2f058256cb64e346f4fb4499ff4e0f1c2791a4b4;p=linux-2.6

diff --git a/mm/fadvise.c b/mm/fadvise.c
index 5f19e87bc5..d257c89e77 100644
--- a/mm/fadvise.c
+++ b/mm/fadvise.c
@@ -37,6 +37,11 @@ asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice)
 	if (!file)
 		return -EBADF;
 
+	if (S_ISFIFO(file->f_dentry->d_inode->i_mode)) {
+		ret = -ESPIPE;
+		goto out;
+	}
+
 	mapping = file->f_mapping;
 	if (!mapping || len < 0) {
 		ret = -EINVAL;