On 7/8/26 15:15, Eva Kurchatova wrote:
From: Christian Brauner <[email protected]>
[ Upstream commit 257b1c2c78c25643526609dee0c15f1544eb3252 ]
Add a simple helper to put a file reference.
Link:
https://lore.kernel.org/r/[email protected]
Reviewed-by: Josef Bacik <[email protected]>
Reviewed-by: Jeff Layton <[email protected]>
Signed-off-by: Christian Brauner <[email protected]>
(cherry picked from commit 257b1c2c78c25643526609dee0c15f1544eb3252)
Signed-off-by: Wentao Guan <[email protected]>
Signed-off-by: Eva Kurchatova <[email protected]>
https://virtuozzo.atlassian.net/browse/VSTOR-137490
Feature: fix epoll cve
---
include/linux/file.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/linux/file.h b/include/linux/file.h
index 5f28fdb297e2..591c99afc854 100644
--- a/include/linux/file.h
+++ b/include/linux/file.h
@@ -11,6 +11,7 @@
#include <linux/posix_types.h>
#include <linux/errno.h>
#include <linux/cleanup.h>
+#include <linux/err.h>
struct file;
@@ -97,6 +98,7 @@ extern void put_unused_fd(unsigned int fd);
DEFINE_CLASS(get_unused_fd, int, if (_T >= 0) put_unused_fd(_T),
get_unused_fd_flags(flags), unsigned flags)
+DEFINE_FREE(fput, struct file *, if (!IS_ERR_OR_NULL(_T)) fput(_T))
extern void fd_install(unsigned int fd, struct file *file);
The series looks good.
Reviewed-by: Vladimir Riabchun <[email protected]>
--
Best regards, Riabchun Vladimir
Linux Kernel Developer, Virtuozzo
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