Messages in this thread | | | From | Masahiro Yamada <> | Date | Tue, 5 Nov 2019 21:36:14 +0900 | Subject | Re: [PATCH v2] scripts/nsdeps: make sure to pass all module source files to spatch |
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On Tue, Nov 5, 2019 at 9:11 PM Jessica Yu <jeyu@kernel.org> wrote: > > The nsdeps script passes a list of the module source files to > generate_deps_for_ns() as a space delimited string named $mod_source_files, > which then passes it to spatch. But since $mod_source_files is not encased > in quotes, each source file in that string is treated as a separate shell > function argument (as $2, $3, $4, etc.). However, the spatch invocation > only refers to $2, so only the first file out of $mod_source_files is > processed by spatch. > > This causes problems (namely, the MODULE_IMPORT_NS() statement doesn't > get inserted) when a module is composed of many source files and the > "main" module file containing the MODULE_LICENSE() statement is not the > first file listed in $mod_source_files. Fix this by encasing > $mod_source_files in quotes so that the entirety of the string is > treated as a single argument and can be referred to as $2. > > In addition, put quotes in the variable assignment of mod_source_files > to prevent any shell interpretation and field splitting. > > Signed-off-by: Jessica Yu <jeyu@kernel.org> > ---
Reviewed-by: Masahiro Yamada <yamada.masahiro@socionext.com>
> > v2: put quotes around mod_source_files variable assignment as suggested by Masahiro. > > scripts/nsdeps | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/scripts/nsdeps b/scripts/nsdeps > index dda6fbac016e..04cea0921673 100644 > --- a/scripts/nsdeps > +++ b/scripts/nsdeps > @@ -31,12 +31,12 @@ generate_deps() { > local mod_file=`echo $@ | sed -e 's/\.ko/\.mod/'` > local ns_deps_file=`echo $@ | sed -e 's/\.ko/\.ns_deps/'` > if [ ! -f "$ns_deps_file" ]; then return; fi > - local mod_source_files=`cat $mod_file | sed -n 1p \ > + local mod_source_files="`cat $mod_file | sed -n 1p \ > | sed -e 's/\.o/\.c/g' \ > - | sed "s|[^ ]* *|${srctree}/&|g"` > + | sed "s|[^ ]* *|${srctree}/&|g"`" > for ns in `cat $ns_deps_file`; do > echo "Adding namespace $ns to module $mod_name (if needed)." > - generate_deps_for_ns $ns $mod_source_files > + generate_deps_for_ns $ns "$mod_source_files" > # sort the imports > for source_file in $mod_source_files; do > sed '/MODULE_IMPORT_NS/Q' $source_file > ${source_file}.tmp > -- > 2.16.4 >
-- Best Regards Masahiro Yamada
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