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| author | Christian Marangi <ansuelsmth@gmail.com> | 2023-05-11 08:18:56 +0200 |
|---|---|---|
| committer | Christian Marangi <ansuelsmth@gmail.com> | 2023-05-12 03:15:46 +0200 |
| commit | 0736cc0e67fb4c5450e62a4f857322b42e0fbc44 (patch) | |
| tree | 9909753bde9323cc7cd9bd986b03399ead100a7b | |
| parent | f1a27441827fc2886a97b336fd7e78ded4b1ff7f (diff) | |
| download | upstream-0736cc0e67fb4c5450e62a4f857322b42e0fbc44.tar.gz upstream-0736cc0e67fb4c5450e62a4f857322b42e0fbc44.tar.bz2 upstream-0736cc0e67fb4c5450e62a4f857322b42e0fbc44.zip | |
kernel: ltq-atm: add patch fixing compilation warning for ltq_atm
Fix compilation warning caused by copy_from_user ret not handled.
Fix compilation warning:
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-atm-ase/ltq-atm/ltq_atm.c: In function 'ppe_ioctl':
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-atm-ase/ltq-atm/ltq_atm.c:341:17: error: ignoring return value of 'copy_from_user' declared with attribute 'warn_unused_result' [-Werror=unused-result]
341 | copy_from_user(&mib_vcc, arg, sizeof(mib_vcc));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
| -rw-r--r-- | package/kernel/lantiq/ltq-atm/patches/100-ltq_atm-fix-compillation-warning.patch | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/package/kernel/lantiq/ltq-atm/patches/100-ltq_atm-fix-compillation-warning.patch b/package/kernel/lantiq/ltq-atm/patches/100-ltq_atm-fix-compillation-warning.patch new file mode 100644 index 0000000000..c74cfcb6b4 --- /dev/null +++ b/package/kernel/lantiq/ltq-atm/patches/100-ltq_atm-fix-compillation-warning.patch @@ -0,0 +1,12 @@ +--- a/ltq_atm.c ++++ b/ltq_atm.c +@@ -338,7 +338,8 @@ static int ppe_ioctl(struct atm_dev *dev + break; + + case PPE_ATM_MIB_VCC: /* VCC related MIB */ +- copy_from_user(&mib_vcc, arg, sizeof(mib_vcc)); ++ if (copy_from_user(&mib_vcc, arg, sizeof(mib_vcc))) ++ return -EFAULT; + conn = find_vpivci(mib_vcc.vpi, mib_vcc.vci); + if (conn >= 0) { + mib_vcc.mib_vcc.aal5VccCrcErrors = g_atm_priv_data.conn[conn].aal5_vcc_crc_err; |