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| author | Christian Marangi <ansuelsmth@gmail.com> | 2023-05-06 12:41:46 +0200 |
|---|---|---|
| committer | Christian Marangi <ansuelsmth@gmail.com> | 2023-05-12 03:15:36 +0200 |
| commit | cbf299c86c11af950f4dbeec1b869cc51c6ea035 (patch) | |
| tree | 1a6d7b15b1250d01ba66d3cca05e1aff0500b004 /package/kernel/mac80211 | |
| parent | 0e2a3322529dae1fe5d3706c317c4217b7403619 (diff) | |
| download | upstream-cbf299c86c11af950f4dbeec1b869cc51c6ea035.tar.gz upstream-cbf299c86c11af950f4dbeec1b869cc51c6ea035.tar.bz2 upstream-cbf299c86c11af950f4dbeec1b869cc51c6ea035.zip | |
mac80211: ath9k: handle error from copy_to_user in read_file_eeprom
Handle error from copy_to_user in read_file_eeprom.
Fix compilarion warning:
/__w/openwrt/openwrt/openwrt/build_dir/target-x86_64-openwrt-linux-musl_musl/linux-x86_64/backports-6.1.24/drivers/net/wireless/ath/ath9k/debug.c: In function 'read_file_eeprom':
/__w/openwrt/openwrt/openwrt/build_dir/target-x86_64-openwrt-linux-musl_musl/linux-x86_64/backports-6.1.24/drivers/net/wireless/ath/ath9k/debug.c:1451:17: error: ignoring return value of 'copy_to_user' declared with attribute 'warn_unused_result' [-Werror=unused-result]
1451 | copy_to_user(user_buf, from, bytes);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Diffstat (limited to 'package/kernel/mac80211')
| -rw-r--r-- | package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch b/package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch index e2bbb4a1b1..b97837f76d 100644 --- a/package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch +++ b/package/kernel/mac80211/patches/ath9k/500-ath9k_eeprom_debugfs.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -1413,6 +1413,53 @@ void ath9k_deinit_debug(struct ath_softc +@@ -1413,6 +1413,54 @@ void ath9k_deinit_debug(struct ath_softc ath9k_cmn_spectral_deinit_debug(&sc->spec_priv); } @@ -39,7 +39,8 @@ + } else { + bytes = 2; + } -+ copy_to_user(user_buf, from, bytes); ++ if (copy_to_user(user_buf, from, bytes)) ++ return -EFAULT; + user_buf += bytes; + } + return *ppos - pos; |