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authorDaniel Golle <daniel@makrotopia.org>2020-01-04 11:47:50 +0200
committerDaniel Golle <daniel@makrotopia.org>2020-01-04 16:23:21 +0200
commitf64c64a91c86e07a9d34ff268df77b9625e11bd1 (patch)
tree0d511a8b9acb0788540337582bb52e853ad21257 /target/linux/ramips
parente98e046f06f388e49c12e52b3a333a7e77c008cd (diff)
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generic: fix compiler error in OpenWrt's kexec patch
330-MIPS-kexec-Accept-command-line-parameters-from-users.patch causes problems when building with -Werror=unused-result. arch/mips/kernel/machine_kexec.c: In function 'machine_kexec_init_argv': arch/mips/kernel/machine_kexec.c:76:2: error: ignoring return value of 'copy_from_user', declared with attribute warn_unused_result [-Werror=unused-result] copy_from_user(kexec_argv_buf, buf, size); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors Fix this by handling the return value in an appropriate way. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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