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setterm: fix compiler warning 

Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2012-12-20 19:55:20 +01:00
parent 278e7203fa
commit 747c1d9d57
1 changed files with 3 additions and 1 deletions
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4
term-utils/setterm.c
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@ -1159,6 +1159,7 @@ screendump(int vcnum, FILE * F)
unsigned int rows, cols;
int fd;
size_t i, j;
ssize_t rc;
char *inbuf, *outbuf, *p, *q;
sprintf(infile, "/dev/vcsa%d", vcnum);
@ -1188,7 +1189,8 @@ screendump(int vcnum, FILE * F)
inbuf = xmalloc(rows * cols * 2);
outbuf = xmalloc(rows * (cols + 1));
if (read(fd, inbuf, rows * cols * 2) != rows * cols * 2)
rc = read(fd, inbuf, rows * cols * 2);
if (rc < 0 || (size_t) rc != rows * cols * 2)
goto read_error;
p = inbuf;
q = outbuf;