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authorIan Kent <raven@themaw.net>2016-03-15 14:58:28 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-15 16:55:16 -0700
commitaa330ddc5393acd32b227918650536070e3a9e54 (patch)
tree28e364a607766bc48794f91657deaf65b497c565 /fs/autofs4
parente9a7c2f1a548f34bcaa7640094201e8b29247940 (diff)
autofs4: fix coding style problem in autofs4_get_set_timeout()
Refactor autofs4_get_set_timeout() to eliminate coding style error. Signed-off-by: Ian Kent <raven@themaw.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/autofs4')
-rw-r--r--fs/autofs4/root.c28
1 files changed, 20 insertions, 8 deletions
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index bdeb8838a901..101879ed764c 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -774,12 +774,16 @@ static int autofs4_dir_mkdir(struct inode *dir,
static inline int autofs4_compat_get_set_timeout(struct autofs_sb_info *sbi,
compat_ulong_t __user *p)
{
- int rv;
unsigned long ntimeout;
+ int rv;
+
+ rv = get_user(ntimeout, p);
+ if (rv)
+ goto error;
- if ((rv = get_user(ntimeout, p)) ||
- (rv = put_user(sbi->exp_timeout/HZ, p)))
- return rv;
+ rv = put_user(sbi->exp_timeout/HZ, p);
+ if (rv)
+ goto error;
if (ntimeout > UINT_MAX/HZ)
sbi->exp_timeout = 0;
@@ -787,18 +791,24 @@ static inline int autofs4_compat_get_set_timeout(struct autofs_sb_info *sbi,
sbi->exp_timeout = ntimeout * HZ;
return 0;
+error:
+ return rv;
}
#endif
static inline int autofs4_get_set_timeout(struct autofs_sb_info *sbi,
unsigned long __user *p)
{
- int rv;
unsigned long ntimeout;
+ int rv;
+
+ rv = get_user(ntimeout, p);
+ if (rv)
+ goto error;
- if ((rv = get_user(ntimeout, p)) ||
- (rv = put_user(sbi->exp_timeout/HZ, p)))
- return rv;
+ rv = put_user(sbi->exp_timeout/HZ, p);
+ if (rv)
+ goto error;
if (ntimeout > ULONG_MAX/HZ)
sbi->exp_timeout = 0;
@@ -806,6 +816,8 @@ static inline int autofs4_get_set_timeout(struct autofs_sb_info *sbi,
sbi->exp_timeout = ntimeout * HZ;
return 0;
+error:
+ return rv;
}
/* Return protocol version */