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author | Michael Ellerman <mpe@ellerman.id.au> | 2021-08-16 09:36:02 +0300 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-08-17 15:52:02 +0300 |
commit | e95ad5f21693a37c0d318b5988c5a0de324eb3e3 (patch) | |
tree | 1a40c10dcee6f91294f549032b0b4c69eb2921bc | |
parent | 47c258d71ebfc832a760a1dc6540cf3c33968023 (diff) | |
download | linux-e95ad5f21693a37c0d318b5988c5a0de324eb3e3.tar.xz |
powerpc/head_check: Fix shellcheck errors
Replace "cat file | grep pattern" with "grep pattern file", and quote a
few variables. Together that fixes all shellcheck errors.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210817125154.3369884-1-mpe@ellerman.id.au
-rw-r--r-- | arch/powerpc/tools/head_check.sh | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/powerpc/tools/head_check.sh b/arch/powerpc/tools/head_check.sh index e477837fdc58..689907cda996 100644 --- a/arch/powerpc/tools/head_check.sh +++ b/arch/powerpc/tools/head_check.sh @@ -49,11 +49,11 @@ vmlinux="$2" $nm "$vmlinux" | grep -e " [TA] _stext$" -e " t start_first_256B$" -e " a text_start$" -e " t start_text$" > .tmp_symbols.txt -vma=$(cat .tmp_symbols.txt | grep -e " [TA] _stext$" | cut -d' ' -f1) +vma=$(grep -e " [TA] _stext$" .tmp_symbols.txt | cut -d' ' -f1) -expected_start_head_addr=$vma +expected_start_head_addr="$vma" -start_head_addr=$(cat .tmp_symbols.txt | grep " t start_first_256B$" | cut -d' ' -f1) +start_head_addr=$(grep " t start_first_256B$" .tmp_symbols.txt | cut -d' ' -f1) if [ "$start_head_addr" != "$expected_start_head_addr" ]; then echo "ERROR: head code starts at $start_head_addr, should be $expected_start_head_addr" 1>&2 @@ -63,11 +63,11 @@ if [ "$start_head_addr" != "$expected_start_head_addr" ]; then exit 1 fi -top_vma=$(echo $vma | cut -d'0' -f1) +top_vma=$(echo "$vma" | cut -d'0' -f1) -expected_start_text_addr=$(cat .tmp_symbols.txt | grep " a text_start$" | cut -d' ' -f1 | sed "s/^0/$top_vma/") +expected_start_text_addr=$(grep " a text_start$" .tmp_symbols.txt | cut -d' ' -f1 | sed "s/^0/$top_vma/") -start_text_addr=$(cat .tmp_symbols.txt | grep " t start_text$" | cut -d' ' -f1) +start_text_addr=$(grep " t start_text$" .tmp_symbols.txt | cut -d' ' -f1) if [ "$start_text_addr" != "$expected_start_text_addr" ]; then echo "ERROR: start_text address is $start_text_addr, should be $expected_start_text_addr" 1>&2 |