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Commit 87c1687d authored by Julia Lawall's avatar Julia Lawall Committed by John W. Linville
Browse files

drivers/net/wireless/ath9k/rc.c: use ARRAY_SIZE 

ARRAY_SIZE is more concise to use when the size of an array is divided by
the size of its type or the size of its first element.

The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/

)

// <smpl>
@i@
@@

#include <linux/kernel.h>

@depends on i using "paren.iso"@
type T;
T[] E;
@@

- (sizeof(E)/sizeof(E[...]))
+ ARRAY_SIZE(E)
// </smpl>

Signed-off-by: default avatarJulia Lawall <julia@diku.dk>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent f9f88fed

drivers/net/wireless/ath9k/rc.c

+2 −4
Original line number Diff line number Diff line
@@ -1272,8 +1272,7 @@ static void ath_rc_update_ht(struct ath_softc *sc, 
				rate_ctrl->state[tx_rate].per = 100;

		} else {

			/* xretries == 2 */

			count = sizeof(nretry_to_per_lookup) /

				sizeof(nretry_to_per_lookup[0]);

			count = ARRAY_SIZE(nretry_to_per_lookup);

			if (retries >= count)

				retries = count - 1;

			/* new_PER = 7/8*old_PER + 1/8*(currentPER) */
@@ -1291,8 +1290,7 @@ static void ath_rc_update_ht(struct ath_softc *sc, 
	} else {	/* xretries == 0 */

		/* Update the PER. */

		/* Make sure it doesn't index out of array's bounds. */

		count = sizeof(nretry_to_per_lookup) /

			sizeof(nretry_to_per_lookup[0]);

		count = ARRAY_SIZE(nretry_to_per_lookup);

		if (retries >= count)

			retries = count - 1;

		if (info_priv->n_bad_frames) {