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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2019-12-04 16:50:02 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-12-04 19:44:11 -0800 |
| commit | 5f6354eaa517ce5c1e7b7feb224a0324601f796e (patch) | |
| tree | 883c1b1e389d93ec63d7d035be00fb3c3c16860a /fs/proc | |
| parent | e06689bf57017ac022ccf0f2a5071f760821ce0f (diff) | |
| download | linux-5f6354eaa517ce5c1e7b7feb224a0324601f796e.tar.bz2 | |
fs/proc/generic.c: delete useless "len" variable
Pointer to next '/' encodes length of path element and next start
position. Subtraction and increment are redundant.
Link: http://lkml.kernel.org/r/20191004234521.GA30246@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/generic.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/proc/generic.c b/fs/proc/generic.c index d4f353187d67..074e9585c699 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -163,7 +163,6 @@ static int __xlate_proc_name(const char *name, struct proc_dir_entry **ret, { const char *cp = name, *next; struct proc_dir_entry *de; - unsigned int len; de = *ret; if (!de) @@ -174,13 +173,12 @@ static int __xlate_proc_name(const char *name, struct proc_dir_entry **ret, if (!next) break; - len = next - cp; - de = pde_subdir_find(de, cp, len); + de = pde_subdir_find(de, cp, next - cp); if (!de) { WARN(1, "name '%s'\n", name); return -ENOENT; } - cp += len + 1; + cp = next + 1; } *residual = cp; *ret = de; |