diff options
author | Alex Shi <alex.shi@linaro.org> | 2018-02-28 12:01:09 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2018-02-28 12:01:09 +0800 |
commit | 6e49b7fa3083c30688b7fff1b37ed891cd1c30af (patch) | |
tree | 3054864f2e58bcd86000567ce99e25753ddc794a /fs/fcntl.c | |
parent | 2ba51c6d36ee1b43c1f898c6c48ddf3d33e9ab30 (diff) | |
parent | be42cd02846a611af533103a3f4b6a7d8c592f49 (diff) |
Merge remote-tracking branch 'rt-stable/v4.9-rt' into linux-linaro-lsk-v4.9-rtlsk-v4.9-18.03-rt
Diffstat (limited to 'fs/fcntl.c')
-rw-r--r-- | fs/fcntl.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/fcntl.c b/fs/fcntl.c index 1493ceb0477d..ec03cf620fd7 100644 --- a/fs/fcntl.c +++ b/fs/fcntl.c @@ -114,6 +114,10 @@ void f_setown(struct file *filp, unsigned long arg, int force) int who = arg; type = PIDTYPE_PID; if (who < 0) { + /* avoid overflow below */ + if (who == INT_MIN) + return; + type = PIDTYPE_PGID; who = -who; } |