Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
fixdep: use xmalloc()
When malloc() fails, there is not much userspace programs can do.
xmalloc() is useful to bail out on a memory allocation failure.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
+5
-10
+5
-10
scripts/basic/fixdep.c
+5
-10
scripts/basic/fixdep.c
···
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99
#include <stdio.h>
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#include <ctype.h>
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+
#include <xalloc.h>
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+
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static void usage(void)
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{
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fprintf(stderr, "Usage: fixdep <depfile> <target> <cmdline>\n");
···
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static void add_to_hashtable(const char *name, int len, unsigned int hash,
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struct item *hashtab[])
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{
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-
struct item *aux = malloc(sizeof(*aux) + len);
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+
struct item *aux;
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-
if (!aux) {
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-
perror("fixdep:malloc");
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exit(1);
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-
}
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+
aux = xmalloc(sizeof(*aux) + len);
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memcpy(aux->name, name, len);
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aux->len = len;
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aux->hash = hash;
···
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perror(filename);
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exit(2);
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}
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-
buf = malloc(st.st_size + 1);
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-
if (!buf) {
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-
perror("fixdep: malloc");
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-
exit(2);
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-
}
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+
buf = xmalloc(st.st_size + 1);
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if (read(fd, buf, st.st_size) != st.st_size) {
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perror("fixdep: read");
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exit(2);