Hi all, After merging the v4l-dvb tree, today's linux-next build (powerpc allyesconfig) failed like this: drivers/media/test-drivers/vidtv/vidtv_psi.c: In function 'vidtv_psi_sdt_serv_get_desc_loop_len': include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c:103:9: note: in expansion of macro 'GENMASK' 103 | mask = GENMASK(0, 11); | ^~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c: In function 'vidtv_psi_pmt_stream_get_desc_loop_len': include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c:118:9: note: in expansion of macro 'GENMASK' 118 | mask = GENMASK(0, 9); | ^~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c: In function 'vidtv_psi_pmt_get_desc_loop_len': include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c:133:9: note: in expansion of macro 'GENMASK' 133 | mask = GENMASK(0, 9); | ^~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c: In function 'vidtv_psi_get_sec_len': include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c:148:9: note: in expansion of macro 'GENMASK' 148 | mask = GENMASK(0, 11); | ^~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c: In function 'vidtv_psi_get_pat_program_pid': include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c:163:9: note: in expansion of macro 'GENMASK' 163 | mask = GENMASK(0, 12); | ^~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c: In function 'vidtv_psi_pmt_stream_get_elem_pid': include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c:178:9: note: in expansion of macro 'GENMASK' 178 | mask = GENMASK(0, 12); | ^~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c: In function 'vidtv_psi_set_sec_len': include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_psi.c:209:9: note: in expansion of macro 'GENMASK' 209 | mask = GENMASK(13, 15); | ^~~~~~~ make[5]: *** [scripts/Makefile.build:283: drivers/media/test-drivers/vidtv/vidtv_psi.o] Error 1 In file included from include/linux/bits.h:22, from include/linux/ratelimit_types.h:5, from include/linux/printk.h:10, from drivers/media/test-drivers/vidtv/vidtv_pes.c:17: drivers/media/test-drivers/vidtv/vidtv_pes.c: In function 'vidtv_pes_write_pts_dts': include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_pes.c:94:10: note: in expansion of macro 'GENMASK' 94 | mask1 = GENMASK(30, 32); | ^~~~~~~ include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_pes.c:95:10: note: in expansion of macro 'GENMASK' 95 | mask2 = GENMASK(15, 29); | ^~~~~~~ include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>' 16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); }))) | ^ include/linux/bits.h:24:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 24 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^~~~~~~~~~~~~~~~~ include/linux/bits.h:38:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^~~~~~~~~~~~~~~~~~~ drivers/media/test-drivers/vidtv/vidtv_pes.c:96:10: note: in expansion of macro 'GENMASK' 96 | mask3 = GENMASK(0, 14); | ^~~~~~~ Caused by commit f90cf6079bf6 ("media: vidtv: add a bridge driver") I have disabled CONFIG_DVB_VIDTV for today. -- Cheers, Stephen Rothwell
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