RE: [built bug] drivers/net/wireless/iwlwifi/iwl-debugfs.c

From: Winkler, Tomas
Date: Mon Apr 21 2008 - 12:32:54 EST




>-----Original Message-----
>From: David Miller [mailto:davem@xxxxxxxxxxxxx]
>Sent: Sunday, April 20, 2008 4:09 AM
>To: mingo@xxxxxxx
>Cc: linville@xxxxxxxxxxxxx; Winkler, Tomas;
linux-kernel@xxxxxxxxxxxxxxx;
>kaber@xxxxxxxxx; torvalds@xxxxxxxxxxxxxxxxxxxx;
akpm@xxxxxxxxxxxxxxxxxxxx;
>netdev@xxxxxxxxxxxxxxx; netfilter-devel@xxxxxxxxxxxxxxx
>Subject: Re: [built bug] drivers/net/wireless/iwlwifi/iwl-debugfs.c
>
>From: Ingo Molnar <mingo@xxxxxxx>
>Date: Sat, 19 Apr 2008 15:56:02 +0200
>
>> drivers/net/wireless/iwlwifi/iwl-debugfs.c: In function
>'iwl_dbgfs_stations_read':
>> drivers/net/wireless/iwlwifi/iwl-debugfs.c:256: error: 'struct
>iwl4965_tid_data' has no member named 'agg'
>
>This should fix it, thanks for the report.
>
>Longer term, I seriously question the sanity of including iwl4964
>specific dumping into a debug module that is linked into both
>iwlwifi drivers :-/
>
>iwlwifi: Fix unconditional access to station->tidp[].agg.
>
>Reportred by Ingo Molnar:
>
>drivers/net/wireless/iwlwifi/iwl-debugfs.c: In function
>'iwl_dbgfs_stations_read':
>drivers/net/wireless/iwlwifi/iwl-debugfs.c:256: error: 'struct
>iwl4965_tid_data' has no member named 'agg'
>
>Needs CONFIG_IWL4965_HT protection.
>
>Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
>
>diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
>b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
>index 0f16f26..9a30e1d 100644
>--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
>+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
>@@ -239,28 +239,34 @@ static ssize_t iwl_dbgfs_stations_read(struct
file
>*file, char __user *user_buf,
> "ps_status: %u\n",
station->ps_status);
> pos += scnprintf(buf + pos, bufsz - pos, "tid
data:\n");
> pos += scnprintf(buf + pos, bufsz - pos,
>- "seq_num\t\ttxq_id\t");
>+ "seq_num\t\ttxq_id");
>+#ifdef CONFIG_IWL4965_HT
> pos += scnprintf(buf + pos, bufsz - pos,
>- "frame_count\twait_for_ba\t");
>+ "\tframe_count\twait_for_ba\t");
> pos += scnprintf(buf + pos, bufsz - pos,
> "start_idx\tbitmap0\t");
> pos += scnprintf(buf + pos, bufsz - pos,
>- "bitmap1\trate_n_flags\n");
>+ "bitmap1\trate_n_flags");
>+#endif
>+ pos += scnprintf(buf + pos, bufsz - pos, "\n");
>
> for (j = 0; j < MAX_TID_COUNT; j++) {
> pos += scnprintf(buf + pos, bufsz - pos,
>- "[%d]:\t\t%u\t", j,
>+ "[%d]:\t\t%u", j,
>
station->tid[j].seq_number);
>+#ifdef CONFIG_IWL4965_HT
> pos += scnprintf(buf + pos, bufsz - pos,
>- "%u\t\t%u\t\t%u\t\t",
>+ "\t%u\t\t%u\t\t%u\t\t",
>
station->tid[j].agg.txq_id,
>
station->tid[j].agg.frame_count,
>
station->tid[j].agg.wait_for_ba);
> pos += scnprintf(buf + pos, bufsz - pos,
>- "%u\t%llu\t%u\n",
>+ "%u\t%llu\t%u",
>
station->tid[j].agg.start_idx,
> (unsigned long
long)station-
>>tid[j].agg.bitmap,
>
station->tid[j].agg.rate_n_flags);
>+#endif
>+ pos += scnprintf(buf + pos, bufsz - pos,
"\n");
> }
> pos += scnprintf(buf + pos, bufsz - pos, "\n");
>

ACK
}
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Intel Israel (74) Limited

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