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Diffstat (limited to 'fs/cifs/file.c')
-rw-r--r--fs/cifs/file.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index c16d2a018ab8..8c0d85577314 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -43,6 +43,7 @@
#include "cifs_fs_sb.h"
#include "fscache.h"
+
static inline int cifs_convert_flags(unsigned int flags)
{
if ((flags & O_ACCMODE) == O_RDONLY)
@@ -72,10 +73,15 @@ static u32 cifs_posix_convert_flags(unsigned int flags)
else if ((flags & O_ACCMODE) == O_RDWR)
posix_flags = SMB_O_RDWR;
- if (flags & O_CREAT)
+ if (flags & O_CREAT) {
posix_flags |= SMB_O_CREAT;
- if (flags & O_EXCL)
- posix_flags |= SMB_O_EXCL;
+ if (flags & O_EXCL)
+ posix_flags |= SMB_O_EXCL;
+ } else if (flags & O_EXCL)
+ cFYI(1, "Application %s pid %d has incorrectly set O_EXCL flag"
+ "but not O_CREAT on file open. Ignoring O_EXCL",
+ current->comm, current->tgid);
+
if (flags & O_TRUNC)
posix_flags |= SMB_O_TRUNC;
/* be safe and imply O_SYNC for O_DSYNC */