[merged] coda-add-error-handling-for-fget.patch removed from -mm tree

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The patch titled
     Subject: coda: add error handling for fget
has been removed from the -mm tree.  Its filename was
     coda-add-error-handling-for-fget.patch

This patch was dropped because it was merged into mainline or a subsystem tree

------------------------------------------------------
From: Zhouyang Jia <jiazhouyang09@xxxxxxxxx>
Subject: coda: add error handling for fget

When fget fails, the lack of error-handling code may cause unexpected
results.

This patch adds error-handling code after calling fget.

Link: http://lkml.kernel.org/r/2514ec03df9c33b86e56748513267a80dd8004d9.1558117389.git.jaharkes@xxxxxxxxxx
Signed-off-by: Zhouyang Jia <jiazhouyang09@xxxxxxxxx>
Signed-off-by: Jan Harkes <jaharkes@xxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Cc: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Cc: David Howells <dhowells@xxxxxxxxxx>
Cc: Fabian Frederick <fabf@xxxxxxxxx>
Cc: Mikko Rapeli <mikko.rapeli@xxxxxx>
Cc: Sam Protsenko <semen.protsenko@xxxxxxxxxx>
Cc: Yann Droneaud <ydroneaud@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 fs/coda/psdev.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

--- a/fs/coda/psdev.c~coda-add-error-handling-for-fget
+++ a/fs/coda/psdev.c
@@ -182,8 +182,11 @@ static ssize_t coda_psdev_write(struct f
 	if (req->uc_opcode == CODA_OPEN_BY_FD) {
 		struct coda_open_by_fd_out *outp =
 			(struct coda_open_by_fd_out *)req->uc_data;
-		if (!outp->oh.result)
+		if (!outp->oh.result) {
 			outp->fh = fget(outp->fd);
+			if (!outp->fh)
+				return -EBADF;
+		}
 	}
 
         wake_up(&req->uc_sleep);
_

Patches currently in -mm which might be from jiazhouyang09@xxxxxxxxx are





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