# git rev-parse -q --verify a7bf69251dca63319f1b197e1b93583951456cc7^{commit} a7bf69251dca63319f1b197e1b93583951456cc7 already have revision, skipping fetch # git checkout -q -f -B kisskb a7bf69251dca63319f1b197e1b93583951456cc7 # git clean -qxdf # < git log -1 # commit a7bf69251dca63319f1b197e1b93583951456cc7 # Author: Vaibhav Jain # Date: Wed Jul 4 20:58:33 2018 +0530 # # cxl: Fix wrong comparison in cxl_adapter_context_get() # # Function atomic_inc_unless_negative() returns a bool to indicate # success/failure. However cxl_adapter_context_get() wrongly compares # the return value against '>=0' which will always be true. The patch # fixes this comparison to '==0' there by also fixing this compile time # warning: # # drivers/misc/cxl/main.c:290 cxl_adapter_context_get() # warn: 'atomic_inc_unless_negative(&adapter->contexts_num)' is unsigned # # Fixes: 70b565bbdb91 ("cxl: Prevent adapter reset if an active context exists") # Cc: stable@vger.kernel.org # v4.9+ # Reported-by: Dan Carpenter # Signed-off-by: Vaibhav Jain # Acked-by: Andrew Donnellan # Acked-by: Frederic Barrat # Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < git log --format=%s --max-count=1 a7bf69251dca63319f1b197e1b93583951456cc7 # < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_cell_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- cell_defconfig # make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_cell_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/net/Makefile:24: CC cannot link executables. Skipping bpfilter. /kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields': /kisskb/src/kernel/rcu/srcutree.c:146:32: warning: 'levelspread[]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[]' was declared here /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' 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/net/Makefile:24: CC cannot link executables. Skipping bpfilter. /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:339:21: note: 'pdeo' was declared here /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2497:6: 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:1819:6: warning: 'ret' 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/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1835:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1745:46: warning: 'linear' 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 /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] Completed OK # rm -rf /kisskb/build/powerpc-next_cell_defconfig_powerpc # Build took: 0:00:28.797294