# git rev-parse -q --verify 13cc6f48c7434ce46ba6dbc90003a136a263d75a^{commit} # git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/crypto master # git rev-parse -q --verify 13cc6f48c7434ce46ba6dbc90003a136a263d75a^{commit} 13cc6f48c7434ce46ba6dbc90003a136a263d75a # git checkout -q -f -B kisskb 13cc6f48c7434ce46ba6dbc90003a136a263d75a # git clean -qxdf # < git log -1 # commit 13cc6f48c7434ce46ba6dbc90003a136a263d75a # Author: Horia Geantă # Date: Fri Sep 14 18:34:28 2018 +0300 # # crypto: caam/jr - fix ablkcipher_edesc pointer arithmetic # # In some cases the zero-length hw_desc array at the end of # ablkcipher_edesc struct requires for 4B of tail padding. # # Due to tail padding and the way pointers to S/G table and IV # are computed: # edesc->sec4_sg = (void *)edesc + sizeof(struct ablkcipher_edesc) + # desc_bytes; # iv = (u8 *)edesc->hw_desc + desc_bytes + sec4_sg_bytes; # first 4 bytes of IV are overwritten by S/G table. # # Update computation of pointer to S/G table to rely on offset of hw_desc # member and not on sizeof() operator. # # Cc: # 4.13+ # Fixes: 115957bb3e59 ("crypto: caam - fix IV DMA mapping and updating") # Signed-off-by: Horia Geantă # Signed-off-by: Herbert Xu # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < git log --format=%s --max-count=1 13cc6f48c7434ce46ba6dbc90003a136a263d75a # < make -s -j 24 ARCH=powerpc O=/kisskb/build/crypto_ppc64_defconfig+NO_ALTIVEC_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- ppc64_defconfig # Added to kconfig CONFIG_ALTIVEC=n # Added to kconfig CONFIG_PPC_TRANSACTIONAL_MEM=n # yes \n | make -s -j 24 ARCH=powerpc O=/kisskb/build/crypto_ppc64_defconfig+NO_ALTIVEC_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- oldconfig yes: standard output: Broken pipe # make -s -j 24 ARCH=powerpc O=/kisskb/build/crypto_ppc64_defconfig+NO_ALTIVEC_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/mm/swap_state.c: In function '__add_to_swap_cache': /kisskb/src/mm/swap_state.c:135:5: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1433:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1256:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2511:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1833:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bridge/br_netlink.c: In function 'br_afspec': /kisskb/src/net/bridge/br_netlink.c:647:7: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:185:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/i2c/i2c-core-base.c: In function 'i2c_generic_scl_recovery': /kisskb/src/drivers/i2c/i2c-core-base.c:235:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/nfsd/nfs4xdr.c: In function 'nfsd4_encode_components_esc': /kisskb/src/fs/nfsd/nfs4xdr.c:2069:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1836:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1746:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:341:21: note: 'pdeo' was declared here /kisskb/src/fs/udf/unicode.c: In function 'udf_name_conv_char': /kisskb/src/fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:231:19: note: 'i' was declared here Completed OK # rm -rf /kisskb/build/crypto_ppc64_defconfig+NO_ALTIVEC_powerpc # Build took: 0:02:57.625765