Commit 73a358d1 authored by KUROSAWA Takahiro's avatar KUROSAWA Takahiro Committed by Linus Torvalds
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[PATCH] fix for cpusets minor problem

This patch fixes minor problem that the CPUSETS have when files in the
cpuset filesystem are read after lseek()-ed beyond the EOF.
Signed-off-by: default avatarKUROSAWA Takahiro <>
Acked-by: default avatarPaul Jackson <>
Signed-off-by: default avatarAndrew Morton <>
Signed-off-by: default avatarLinus Torvalds <>
parent ac0b1bc1
......@@ -972,6 +972,10 @@ static ssize_t cpuset_common_file_read(struct file *file, char __user *buf,
*s++ = '\n';
*s = '\0';
/* Do nothing if *ppos is at the eof or beyond the eof. */
if (s - page <= *ppos)
return 0;
start = page + *ppos;
n = s - start;
retval = n - copy_to_user(buf, start, min(n, nbytes));
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