diff options
author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2014-08-27 13:49:42 (GMT) |
---|---|---|
committer | Steve French <steve.french@primarydata.com> | 2014-12-08 04:47:58 (GMT) |
commit | 28e2aed244b1b81e45b105d90ffb82384665dfb7 (patch) | |
tree | 5319be196b8d4cf920048f1734cb7bcc79004a58 /fs/cifs/cifs_debug.c | |
parent | bb1d5ddaf962921a5c3ad4166e3c1b7b70ba5778 (diff) | |
download | linux-28e2aed244b1b81e45b105d90ffb82384665dfb7.tar.xz |
cifs: call strtobool instead of custom implementation
Meanwhile it cleans up the code, the behaviour is slightly changed. In case of
providing non-boolean value it will fails with corresponding error. In the
original code the attempt of an update was just ignored in such case.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Jeff Layton <jlayton@poochiereds.net>
Reviewed-by: Alexander Bokovoy <ab@samba.org>
Signed-off-by: Steve French <steve.french@primarydata.com>
Diffstat (limited to 'fs/cifs/cifs_debug.c')
-rw-r--r-- | fs/cifs/cifs_debug.c | 51 |
1 files changed, 29 insertions, 22 deletions
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c index 44ec726..7c50bfa 100644 --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -274,6 +274,7 @@ static ssize_t cifs_stats_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char c; + bool bv; int rc; struct list_head *tmp1, *tmp2, *tmp3; struct TCP_Server_Info *server; @@ -284,7 +285,7 @@ static ssize_t cifs_stats_proc_write(struct file *file, if (rc) return rc; - if (c == '1' || c == 'y' || c == 'Y' || c == '0') { + if (strtobool(&c, &bv) == 0) { #ifdef CONFIG_CIFS_STATS2 atomic_set(&totBufAllocCount, 0); atomic_set(&totSmBufAllocCount, 0); @@ -451,15 +452,14 @@ static ssize_t cifsFYI_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char c; + bool bv; int rc; rc = get_user(c, buffer); if (rc) return rc; - if (c == '0' || c == 'n' || c == 'N') - cifsFYI = 0; - else if (c == '1' || c == 'y' || c == 'Y') - cifsFYI = 1; + if (strtobool(&c, &bv) == 0) + cifsFYI = bv; else if ((c > '1') && (c <= '9')) cifsFYI = (int) (c - '0'); /* see cifs_debug.h for meanings */ @@ -490,15 +490,18 @@ static ssize_t cifs_linux_ext_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char c; + bool bv; int rc; rc = get_user(c, buffer); if (rc) return rc; - if (c == '0' || c == 'n' || c == 'N') - linuxExtEnabled = 0; - else if (c == '1' || c == 'y' || c == 'Y') - linuxExtEnabled = 1; + + rc = strtobool(&c, &bv); + if (rc) + return rc; + + linuxExtEnabled = bv; return count; } @@ -527,15 +530,18 @@ static ssize_t cifs_lookup_cache_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char c; + bool bv; int rc; rc = get_user(c, buffer); if (rc) return rc; - if (c == '0' || c == 'n' || c == 'N') - lookupCacheEnabled = 0; - else if (c == '1' || c == 'y' || c == 'Y') - lookupCacheEnabled = 1; + + rc = strtobool(&c, &bv); + if (rc) + return rc; + + lookupCacheEnabled = bv; return count; } @@ -564,15 +570,18 @@ static ssize_t traceSMB_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char c; + bool bv; int rc; rc = get_user(c, buffer); if (rc) return rc; - if (c == '0' || c == 'n' || c == 'N') - traceSMB = 0; - else if (c == '1' || c == 'y' || c == 'Y') - traceSMB = 1; + + rc = strtobool(&c, &bv); + if (rc) + return rc; + + traceSMB = bv; return count; } @@ -630,6 +639,7 @@ static ssize_t cifs_security_flags_proc_write(struct file *file, unsigned int flags; char flags_string[12]; char c; + bool bv; if ((count < 1) || (count > 11)) return -EINVAL; @@ -642,11 +652,8 @@ static ssize_t cifs_security_flags_proc_write(struct file *file, if (count < 3) { /* single char or single char followed by null */ c = flags_string[0]; - if (c == '0' || c == 'n' || c == 'N') { - global_secflags = CIFSSEC_DEF; /* default */ - return count; - } else if (c == '1' || c == 'y' || c == 'Y') { - global_secflags = CIFSSEC_MAX; + if (strtobool(&c, &bv) == 0) { + global_secflags = bv ? CIFSSEC_MAX : CIFSSEC_DEF; return count; } else if (!isdigit(c)) { cifs_dbg(VFS, "Invalid SecurityFlags: %s\n", |