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btrfs-progs: enable -Wshadow for default build 

With all the known one fixed, we can enable -Wshadow now.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2023-09-11 20:10:34 +09:30 committed by David Sterba
parent 930c6362d1
commit 4c6f41f2b8
3 changed files with 11 additions and 11 deletions
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3
Makefile
View File

@ -86,7 +86,8 @@ DISABLE_WARNING_FLAGS := $(call cc-disable-warning, format-truncation) \
# Warnings that we want by default # Warnings that we want by default
ENABLE_WARNING_FLAGS := $(call cc-option, -Wimplicit-fallthrough) \ ENABLE_WARNING_FLAGS := $(call cc-option, -Wimplicit-fallthrough) \
$(call cc-option, -Wmissing-prototypes) $(call cc-option, -Wmissing-prototypes) \
-Wshadow
ASFLAGS = ASFLAGS =

1
Makefile.extrawarn
View File

@ -60,7 +60,6 @@ warning-2 := -Waggregate-return
warning-2 += -Wcast-align warning-2 += -Wcast-align
warning-2 += -Wdisabled-optimization warning-2 += -Wdisabled-optimization
warning-2 += -Wnested-externs warning-2 += -Wnested-externs
warning-2 += -Wshadow
warning-2 += $(call cc-option, -Wlogical-op) warning-2 += $(call cc-option, -Wlogical-op)
warning-2 += $(call cc-option, -Wmissing-field-initializers) warning-2 += $(call cc-option, -Wmissing-field-initializers)
warning-2 += $(call cc-option, -Wformat-truncation) warning-2 += $(call cc-option, -Wformat-truncation)

18
tests/fssum.c
View File

@ -185,9 +185,9 @@ sum_fini(sum_t *cs)
} }
static void static void
sum_add(sum_t *cs, void *buf, int size) sum_add(sum_t *cs, void *data, int size)
{ {
SHA256Input(&cs->sha, buf, size); SHA256Input(&cs->sha, data, size);
} }
static void static void
@ -235,7 +235,7 @@ sum_xattrs(int fd, sum_t *dst)
{ {
ssize_t buflen; ssize_t buflen;
ssize_t len; ssize_t len;
char *buf; char *buffer;
char *p; char *p;
char **names = NULL; char **names = NULL;
int num_xattrs = 0; int num_xattrs = 0;
@ -249,11 +249,11 @@ sum_xattrs(int fd, sum_t *dst)
if (buflen == 0) if (buflen == 0)
return 0; return 0;
buf = malloc(buflen); buffer = malloc(buflen);
if (!buf) if (!buffer)
return -ENOMEM; return -ENOMEM;
buflen = flistxattr(fd, buf, buflen); buflen = flistxattr(fd, buffer, buflen);
if (buflen < 0) { if (buflen < 0) {
ret = -errno; ret = -errno;
goto out; goto out;
@ -265,7 +265,7 @@ sum_xattrs(int fd, sum_t *dst)
* on different filesystems. * on different filesystems.
*/ */
p = buf; p = buffer;
len = buflen; len = buflen;
while (len > 0) { while (len > 0) {
int keylen; int keylen;
@ -282,7 +282,7 @@ sum_xattrs(int fd, sum_t *dst)
goto out; goto out;
} }
p = buf; p = buffer;
for (i = 0; i < num_xattrs; i++) { for (i = 0; i < num_xattrs; i++) {
names[i] = p; names[i] = p;
p += strlen(p) + 1; /* +1 for NULL terminator */ p += strlen(p) + 1; /* +1 for NULL terminator */
@ -315,7 +315,7 @@ sum_xattrs(int fd, sum_t *dst)
free(p); free(p);
} }
out: out:
free(buf); free(buffer);
free(names); free(names);
return ret; return ret;