lib/vdso: use "grep -E" instead of "egrep"

The latest version of grep claims the egrep is now obsolete so the build now contains warnings that look like:
egrep: warning: egrep is obsolescent; using grep -E
fix this up by moving the vdso Makefile to use "grep -E" instead.

Cc Andy Lutomirski <[email protected]>

Cc Thomas Gleixner <[email protected]>

Cc Vincenzo Frascino <[email protected]>

Signed-off-by Greg Kroah-Hartman <[email protected]>

---
 lib/vdso/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

lib/vdso/Makefile +1 -1

index c415a685d61b..e814061d6aa0 100644
@@ -17,6 +17,6 @@ $(error ARCH_REL_TYPE_ABS is not set)
 endif
 
 quiet_cmd_vdso_check = VDSOCHK $@
-      cmd_vdso_check = if $(OBJDUMP) -R $@ | egrep -h "$(ARCH_REL_TYPE_ABS)"; \
+      cmd_vdso_check = if $(OBJDUMP) -R $@ | grep -E -h "$(ARCH_REL_TYPE_ABS)"; \
 		       then (echo >&2 "$@: dynamic relocations are not supported"; \
 			     rm -f $@; /bin/false); fi

Hi,

This patch can not be found in the torvalds/linux.git or next/linux-next.git tree, please take a look, thank you.

Quoted 4 lines · Tiezhu Yang

Hi,

This patch can not be found in the torvalds/linux.git or next/linux-next.git tree, please take a look, thank you.

That is because no one has applied it to their trees :(

Cc Andrew Morton <[email protected]>

Quoted 6 lines · Greg KH

Quoted 4 lines · Tiezhu Yang

Hi,

This patch can not be found in the torvalds/linux.git or next/linux-next.git tree, please take a look, thank you.

Quoted 2 lines

That is because no one has applied it to their trees :(

Maybe Andrew can pick the following two patches sent by Greg.

[PATCH] lib/vdso: use "grep -E" instead of "egrep"
https://lore.kernel.org/lkml/[email protected]/

[PATCH] scripts: coccicheck: use "grep -E" instead of "egrep"
https://lore.kernel.org/lkml/[email protected]/