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| author | Jérémy Lefaure <jeremy.lefaure@lse.epita.fr> | 2017-10-01 15:30:48 -0400 |
|---|---|---|
| committer | Mike Marshall <hubcap@omnibond.com> | 2017-11-13 15:09:58 -0500 |
| commit | 296200d3bb649f9646f60abe6e8ebb9fd8d20f4b (patch) | |
| tree | d47aaf3f3608f15a4d2f747e3bf13d82b7d5454d /fs | |
| parent | 933f7ac1a1df37ab6b25b50a85c13fcc5ea8cd03 (diff) | |
| download | linux-296200d3bb649f9646f60abe6e8ebb9fd8d20f4b.tar.gz linux-296200d3bb649f9646f60abe6e8ebb9fd8d20f4b.tar.bz2 linux-296200d3bb649f9646f60abe6e8ebb9fd8d20f4b.zip | |
orangefs: use ARRAY_SIZE
Using the ARRAY_SIZE macro improves the readability of the code.
Found with Coccinelle with the following semantic patch:
@r depends on (org || report)@
type T;
T[] E;
position p;
@@
(
(sizeof(E)@p /sizeof(*E))
|
(sizeof(E)@p /sizeof(E[...]))
|
(sizeof(E)@p /sizeof(T))
)
Signed-off-by: Jérémy Lefaure <jeremy.lefaure@lse.epita.fr>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/orangefs/orangefs-debug.h | 4 | ||||
| -rw-r--r-- | fs/orangefs/orangefs-utils.c | 3 |
2 files changed, 5 insertions, 2 deletions
diff --git a/fs/orangefs/orangefs-debug.h b/fs/orangefs/orangefs-debug.h index b6001bb28f5a..c7db56a31b92 100644 --- a/fs/orangefs/orangefs-debug.h +++ b/fs/orangefs/orangefs-debug.h @@ -15,8 +15,10 @@ #ifdef __KERNEL__ #include <linux/types.h> +#include <linux/kernel.h> #else #include <stdint.h> +#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) #endif #define GOSSIP_NO_DEBUG (__u64)0 @@ -88,6 +90,6 @@ static struct __keyword_mask_s s_kmod_keyword_mask_map[] = { }; static const int num_kmod_keyword_mask_map = (int) - (sizeof(s_kmod_keyword_mask_map) / sizeof(struct __keyword_mask_s)); + (ARRAY_SIZE(s_kmod_keyword_mask_map)); #endif /* __ORANGEFS_DEBUG_H */ diff --git a/fs/orangefs/orangefs-utils.c b/fs/orangefs/orangefs-utils.c index f82336496311..994a0604145a 100644 --- a/fs/orangefs/orangefs-utils.c +++ b/fs/orangefs/orangefs-utils.c @@ -4,6 +4,7 @@ * * See COPYING in top-level directory. */ +#include <linux/kernel.h> #include "protocol.h" #include "orangefs-kernel.h" #include "orangefs-dev-proto.h" @@ -606,7 +607,7 @@ int orangefs_normalize_to_errno(__s32 error_code) /* Convert ORANGEFS encoded errno values into regular errno values. */ } else if ((-error_code) & ORANGEFS_ERROR_BIT) { i = (-error_code) & ~(ORANGEFS_ERROR_BIT|ORANGEFS_ERROR_CLASS_BITS); - if (i < sizeof(PINT_errno_mapping)/sizeof(*PINT_errno_mapping)) + if (i < ARRAY_SIZE(PINT_errno_mapping)) error_code = -PINT_errno_mapping[i]; else error_code = -EINVAL; |