X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Ffile.c;h=d8773b19fe47fd23d6bbec2149679b123a79c139;hb=0ccd58fc03f40529f66190b1a41e92a732d2bda8;hp=7b3887e054d0bcb5e0e187c8e1e42691c4fadcd0;hpb=6715930654e06c4d2e66e718ea159079f71838f4;p=linux-2.6

diff --git a/fs/file.c b/fs/file.c
index 7b3887e054..d8773b19fe 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -250,9 +250,18 @@ int expand_files(struct files_struct *files, int nr)
 	struct fdtable *fdt;
 
 	fdt = files_fdtable(files);
+
+	/*
+	 * N.B. For clone tasks sharing a files structure, this test
+	 * will limit the total number of files that can be opened.
+	 */
+	if (nr >= current->signal->rlim[RLIMIT_NOFILE].rlim_cur)
+		return -EMFILE;
+
 	/* Do we need to expand? */
 	if (nr < fdt->max_fds)
 		return 0;
+
 	/* Can we expand? */
 	if (nr >= sysctl_nr_open)
 		return -EMFILE;