From: Davi Arnaut Date: Sun, 30 Oct 2005 22:59:24 +0000 (-0800) Subject: [PATCH] SELinux: remove unecessary size_t checks in selinuxfs X-Git-Tag: v2.6.15-rc1~59^2~15^2~176 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=bfd51626cbf61cb23f787d8ff972ef0d5ddacc0b;p=linux-2.6-omap-h63xx.git [PATCH] SELinux: remove unecessary size_t checks in selinuxfs This patch removes a bunch of unecessary checks for (size_t < 0) in selinuxfs. Signed-off-by: James Morris Acked-by: Stephen Smalley Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c index 5f842762721..7a387fec2a0 100644 --- a/security/selinux/selinuxfs.c +++ b/security/selinux/selinuxfs.c @@ -105,7 +105,7 @@ static ssize_t sel_write_enforce(struct file * file, const char __user * buf, ssize_t length; int new_value; - if (count < 0 || count >= PAGE_SIZE) + if (count >= PAGE_SIZE) return -ENOMEM; if (*ppos != 0) { /* No partial writes. */ @@ -155,7 +155,7 @@ static ssize_t sel_write_disable(struct file * file, const char __user * buf, int new_value; extern int selinux_disable(void); - if (count < 0 || count >= PAGE_SIZE) + if (count >= PAGE_SIZE) return -ENOMEM; if (*ppos != 0) { /* No partial writes. */ @@ -242,7 +242,7 @@ static ssize_t sel_write_load(struct file * file, const char __user * buf, goto out; } - if ((count < 0) || (count > 64 * 1024 * 1024) + if ((count > 64 * 1024 * 1024) || (data = vmalloc(count)) == NULL) { length = -ENOMEM; goto out; @@ -284,7 +284,7 @@ static ssize_t sel_write_context(struct file * file, const char __user * buf, if (length) return length; - if (count < 0 || count >= PAGE_SIZE) + if (count >= PAGE_SIZE) return -ENOMEM; if (*ppos != 0) { /* No partial writes. */ @@ -332,7 +332,7 @@ static ssize_t sel_write_checkreqprot(struct file * file, const char __user * bu if (length) return length; - if (count < 0 || count >= PAGE_SIZE) + if (count >= PAGE_SIZE) return -ENOMEM; if (*ppos != 0) { /* No partial writes. */ @@ -729,7 +729,7 @@ static ssize_t sel_read_bool(struct file *filep, char __user *buf, if (!filep->f_op) goto out; - if (count < 0 || count > PAGE_SIZE) { + if (count > PAGE_SIZE) { ret = -EINVAL; goto out; } @@ -790,7 +790,7 @@ static ssize_t sel_write_bool(struct file *filep, const char __user *buf, if (!filep->f_op) goto out; - if (count < 0 || count >= PAGE_SIZE) { + if (count >= PAGE_SIZE) { length = -ENOMEM; goto out; } @@ -848,7 +848,7 @@ static ssize_t sel_commit_bools_write(struct file *filep, if (!filep->f_op) goto out; - if (count < 0 || count >= PAGE_SIZE) { + if (count >= PAGE_SIZE) { length = -ENOMEM; goto out; } @@ -1022,7 +1022,7 @@ static ssize_t sel_write_avc_cache_threshold(struct file * file, ssize_t ret; int new_value; - if (count < 0 || count >= PAGE_SIZE) { + if (count >= PAGE_SIZE) { ret = -ENOMEM; goto out; }