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insmod: check for module read errors

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2011-01-17 14:58:27 +01:00
parent 10ee20b58b
commit 094cc51e50
2 changed files with 5 additions and 2 deletions
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4
include/libbb.h
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@ -674,6 +674,8 @@ extern char *xmalloc_reads(int fd, char *pfx, size_t *maxsz_p) FAST_FUNC;
extern void *xmalloc_read(int fd, size_t *maxsz_p) FAST_FUNC RETURNS_MALLOC;
/* Returns NULL if file can't be opened (default max size: INT_MAX - 4095) */
extern void *xmalloc_open_read_close(const char *filename, size_t *maxsz_p) FAST_FUNC RETURNS_MALLOC;
/* Never returns NULL */
extern void *xmalloc_xopen_read_close(const char *filename, size_t *maxsz_p) FAST_FUNC RETURNS_MALLOC;
/* Autodetects gzip/bzip2 formats. fd may be in the middle of the file! */
#if ENABLE_FEATURE_SEAMLESS_LZMA \
|| ENABLE_FEATURE_SEAMLESS_BZ2 \
@ -686,8 +688,6 @@ extern void setup_unzip_on_fd(int fd /*, int fail_if_not_detected*/) FAST_FUNC;
/* Autodetects .gz etc */
extern int open_zipped(const char *fname) FAST_FUNC;
extern void *xmalloc_open_zipped_read_close(const char *fname, size_t *maxsz_p) FAST_FUNC RETURNS_MALLOC;
/* Never returns NULL */
extern void *xmalloc_xopen_read_close(const char *filename, size_t *maxsz_p) FAST_FUNC RETURNS_MALLOC;
extern ssize_t safe_write(int fd, const void *buf, size_t count) FAST_FUNC;
// NB: will return short write on error, not -1,