# git rev-parse -q --verify 61d791365b72a89062fbbea69aa61479476da946^{commit} 61d791365b72a89062fbbea69aa61479476da946 already have revision, skipping fetch # git checkout -q -f -B kisskb 61d791365b72a89062fbbea69aa61479476da946 # git clean -qxdf # < git log -1 # commit 61d791365b72a89062fbbea69aa61479476da946 # Author: Linus Torvalds # Date: Fri Dec 25 15:41:13 2020 -0800 # # drm/amd/display: avoid uninitialized variable warning # # clang (quite rightly) complains fairly loudly about the newly added # mpc1_get_mpc_out_mux() function returning an uninitialized value if the # 'opp_id' checks don't pass. # # This may not happen in practice, but the code really shouldn't return # garbage if the sanity checks don't pass. # # So just initialize 'val' to zero to avoid the issue. # # Fixes: 110b055b2827 ("drm/amd/display: add getter routine to retrieve mpcc mux") # Cc: Josip Pavic # Cc: Bindu Ramamurthy # Cc: Alex Deucher # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc --version # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-ld --version # < git log --format=%s --max-count=1 61d791365b72a89062fbbea69aa61479476da946 # < make -s -j 48 ARCH=arm O=/kisskb/build/linus_omap2plus_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi- omap2plus_defconfig # < make -s -j 48 ARCH=arm O=/kisskb/build/linus_omap2plus_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi- help # make -s -j 48 ARCH=arm O=/kisskb/build/linus_omap2plus_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi- olddefconfig # make -s -j 48 ARCH=arm O=/kisskb/build/linus_omap2plus_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi- /kisskb/src/arch/arm/crypto/ghash-ce-glue.c: In function 'ghash_do_update': /kisskb/src/arch/arm/crypto/ghash-ce-glue.c:67:44: warning: passing argument 4 of 'pmull_ghash_update_p64' from incompatible pointer type pmull_ghash_update_p64(blocks, dg, src, key->h, head); ^ /kisskb/src/arch/arm/crypto/ghash-ce-glue.c:45:17: note: expected 'const u64 (*)[2]' but argument is of type 'u64 (*)[2]' asmlinkage void pmull_ghash_update_p64(int blocks, u64 dg[], const char *src, ^ /kisskb/src/arch/arm/crypto/ghash-ce-glue.c:69:43: warning: passing argument 4 of 'pmull_ghash_update_p8' from incompatible pointer type pmull_ghash_update_p8(blocks, dg, src, key->h, head); ^ /kisskb/src/arch/arm/crypto/ghash-ce-glue.c:48:17: note: expected 'const u64 (*)[2]' but argument is of type 'u64 (*)[2]' asmlinkage void pmull_ghash_update_p8(int blocks, u64 dg[], const char *src, ^ Completed OK # rm -rf /kisskb/build/linus_omap2plus_defconfig_arm-gcc4.9 # Build took: 0:03:03.986571