io_fip: return -ENFILE when a file is already open
The cause of failure is not memory shortage.
The comment for ENFILE in include/lib/libc/errno.h
/* Too many open files in system */
... is a better match to the warning message here.
Change-Id: I45a1740995d464edd8b3e32b93f1f92ba17e5874
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/drivers/io/io_fip.c b/drivers/io/io_fip.c
index 02f85d6..7aa717d 100644
--- a/drivers/io/io_fip.c
+++ b/drivers/io/io_fip.c
@@ -302,7 +302,7 @@
*/
if (current_file.entry.offset_address != 0) {
WARN("fip_file_open : Only one open file at a time.\n");
- return -ENOMEM;
+ return -ENFILE;
}
/* Attempt to access the FIP image */