Clang + -Wimplicit-fallthrough warns: drivers/scsi/st.c:3831:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough] default: ^ drivers/scsi/st.c:3831:2: note: insert 'break;' to avoid fall-through default: ^ break; 1 warning generated. Clang's -Wimplicit-fallthrough is a little bit more pedantic than GCC's, requiring every case block to end in break, return, or fallthrough, rather than allowing implicit fallthroughs to cases that just contain break or return. Add a break so that there is no more warning, as has been done all over the tree already. Link: https://lore.kernel.org/r/20210817235531.172995-1-nathan@kernel.org Fixes: 2e27f576abc6 ("scsi: scsi_ioctl: Call scsi_cmd_ioctl() from scsi_ioctl()") Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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