Messages in this thread Patch in this message | | | From | zhanglin <> | Subject | [PATCH] selinux: improve performance of sel_write_load() | Date | Tue, 17 Sep 2019 15:20:36 +0800 |
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remove unecessary multiplications of sel_write_load().
Signed-off-by: zhanglin <zhang.lin16@zte.com.cn> --- security/selinux/selinuxfs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c index f3a5a138a096..4b2d87b6fcf9 100644 --- a/security/selinux/selinuxfs.c +++ b/security/selinux/selinuxfs.c @@ -117,6 +117,7 @@ static void selinux_fs_info_free(struct super_block *sb) #define SEL_CLASS_INO_OFFSET 0x04000000 #define SEL_POLICYCAP_INO_OFFSET 0x08000000 #define SEL_INO_MASK 0x00ffffff +#define SEL_LOAD_MAX 0x04000000 #define TMPBUFLEN 12 static ssize_t sel_read_enforce(struct file *filp, char __user *buf, @@ -550,7 +551,7 @@ static ssize_t sel_write_load(struct file *file, const char __user *buf, goto out; length = -EFBIG; - if (count > 64 * 1024 * 1024) + if (count > SEL_LOAD_MAX) goto out; length = -ENOMEM; -- 2.17.1
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